# DevsDaily > @theDevsDailyšŸ¦ ## Posts - [BGP Hijacking Explained: How HTTPS Validation Can Be Attacked](https://devsdaily.com/bgp-hijacking-https-certificate-validation/): And why Let's Encrypt is moving toward validating domains from more locations. - [Atlassian JIRA MCP Server in Cursor ā€“ How to Add and Configure](https://devsdaily.com/how-to-add-jira-mcp-server-in-cursor/): Atlassian JIRA MCP Server in Cursor lets developers connect Jira and Confluence directly into their coding environment using the Model Context Protocol (MCP). - [Kafka for .NET Core: A Comprehensive Guide to Event-Driven Messaging](https://devsdaily.com/kafka-net-core-event-driven-messaging/): Kafka was initially developed by LinkedIn in 2011 to address the demand for high-velocity event ingestion and processing. Traditional messaging paradigms, such as publish-subscribe brokers and queue-based architectures, struggled with handling large-scale, fault-tolerant event streams. Kafka addressed these limitations with a distributed commit log model, ensuring persistent, replayable, and highly scalable message distribution. - [az login error: Authentication failed against tenant * 'Default Directory': (pii)](https://devsdaily.com/az-login-authentication-failed-against-tenant-default-directory-pii/): So It happened today that I got the error below while running "az login" command in Windows Terminal. - [Propeller: The Open-Source Solution Revolutionizing Real-Time Communication](https://devsdaily.com/propeller-the-open-source-solution-revolutionizing-real-time-communication/): Imagine building a chat application, real-time analytics dashboard, or online collaborative tool. - [21 Essential Tips for Writing Clean Code in C# (.NET)](https://devsdaily.com/21-essential-tips-for-writing-clean-code-in-charp-dotnet/): Clean code is the cornerstone of maintainable and scalable software. - [Understanding Entity, Model, ViewModel, and DTO, in C#](https://devsdaily.com/understanding-entity-model-viewmodel-and-dto-in-csharp/): In modern C# architecture patterns, understanding the differences between data components is crucial. - [KMAC: The Modern Heavyweight in Cryptographic Authentication](https://devsdaily.com/kmac-the-modern-heavyweight-in-cryptographic-authentication/): A complete developer guide for implementing Keccak Message Authentication Code (KMAC) in .NET applications. - [Key Vault - Failed to sync the certificate.: The service does not have access to '*' Key Vault](https://devsdaily.com/key-vault-failed-to-sync-the-certificate-the-service-does-not-have-access-to-key-vault/): Resource Microsoft.Web/certificates "[XXX]" failed with message { ā€œCodeā€: ā€œBadRequestā€, ā€œMessageā€: ā€œThe service does not have access to ā€˜/subscriptions/[subscription]/resourcegroups/[resource-group-name]/providers/microsoft.keyvault/vaults/[vault-name]ā€™ Key Vault. - [Error CS0234: The type or namespace name 'HelloWorld.Core' does not exist in the namespace 'HelloWorld'](https://devsdaily.com/error-cs0234-the-type-or-namespace-name-helloworld-core-does-not-exist-in-the-namespace-helloworld/): Warning MSB3245: Could not resolve this reference. Could not locate the assembly "HelloWorld.Core". Check to make sure the assembly exists on disk. - [How to reset MySQL root password](https://devsdaily.com/how-to-reset-mysql-root-password/): It's hard to memorize all the passwords now a days, especially when you set a very Strong Password with a combination of letters, special chars and numbers. - [How to Run Console Applications in Azure DevOps Pipelines (Step-by-Step Guide)](https://devsdaily.com/azure-devops-how-to-run-console-applications-on-azure-pipeline/): Learn how to run console apps on Azure DevOps without hosting! - [How to fix window.open(url) opening two tabs](https://devsdaily.com/how-to-fix-window-openurl-opening-two-tabs/): window.open('url') may open double tabs when clicked in IE/FF/etc. - [ssh: connect to host x.x.x.x port 22: Connection timed out](https://devsdaily.com/ssh-port-22-connection-timed-out/): Did you just change some network configuration on your Ubuntu virtual machine and now you're not able to connect? Here's how you can fix the ssh connection. - [HTTP Error 500.0 - ANCM In-Process Handler Load Failure](https://devsdaily.com/http-error-500-ancm-in-process-handler-load-failure/): With ASP.NET Core 2.2 support added to Azure Web Apps - it's a bit tricky to host multiple applications using Virtual Directories. - [Azure DevOps](https://devsdaily.com/azure-devops/): Azure DevOps Organizations are the starting point for Azure DevOps. You need a Microsoft account to sign-in. - [Office 365 Export | Perfect Tool to Backup Office 365 Mailbox to PST](https://devsdaily.com/office-365-export-perfect-tool-to-backup-office-365-mailbox-to-pst/): [Guest Post] Many times, admin as well as individuals wants to save their crucial data from cloud to a local system. - [How to Convert a SQL Table to C# Class](https://devsdaily.com/how-to-convert-a-sql-table-to-c-class/): Run the following SQL query and it will print the SQL table in a formatted C# Class: ----------------------------------------------------------- DECLARE @tbl sysname = 'doc360_User_Role' DECLARE @ClassStr varchar(MAX) = 'public class ' + @tbl + ' {' SELECT @ClassStr = @ClassStr + ' public ' + ColumnType + NullableSign + ' ' + ColumnName + ' { get; set; } ' FROM ( SELECT replace(systemColumns.name, ' ', '_') ColumnName, column_id ColumnId, CASE systemTypes.name WHEN 'bigint' THEN 'long' WHEN 'binary' THEN 'byte[]' WHEN 'bit' THEN 'bool' WHEN 'char' THEN 'string' WHEN 'date' THEN 'DateTime' WHEN 'datetime' THEN 'DateTime' WHEN 'datetime2' THEN 'DateTime' WHEN 'datetimeoffset' THEN 'DateTimeOffset' WHEN 'decimal' THEN 'decimal' WHEN 'float' THEN 'float' WHEN 'image' THEN 'byte[]' WHEN 'int' THEN 'int' WHEN 'money' THEN 'decimal' WHEN 'nchar' THEN 'string' WHEN 'ntext' THEN 'string' WHEN 'numeric' THEN 'decimal' WHEN 'nvarchar' THEN 'string' WHEN 'real' THEN 'double' WHEN 'smalldatetime' THEN 'DateTime' WHEN 'smallint' THEN 'short' WHEN 'smallmoney' THEN 'decimal' WHEN 'text' THEN 'string' WHEN 'time' THEN 'TimeSpan' WHEN 'timestamp' THEN 'DateTime' WHEN 'tinyint' THEN 'byte' WHEN 'uniqueidentifier' THEN 'Guid' WHEN 'varbinary' THEN 'byte[]' WHEN 'varchar' THEN 'string' ELSE 'UNKNOWN_' + systemTypes.name END ColumnType, CASE WHEN systemColumns.is_nullable = 1 AND systemTypes.name IN ('bigint', 'bit', 'date', 'datetime', 'datetime2', 'datetimeoffset', 'decimal', 'float', 'int', 'money', 'numeric', 'real', 'smalldatetime', 'smallint', 'smallmoney', 'time', 'tinyint', 'uniqueidentifier') THEN '?' - [Awarded - Microsoft MVP 2nd time in a row](https://devsdaily.com/awarded-microsoft-mvp-2nd-time-in-a-row/): Gladly sharing that I'm awarded Microsoft MVP 2nd time in a row. Thank you Microsoft for the recognition again. - [[Powershell] Azure Automation - Delete all Azure Logic Apps in a Resource Group](https://devsdaily.com/powershell-azure-automation-delete-all-azure-logic-apps-in-a-resource-group/): In one of my recent projects I had a requirement to delete all the Logic Apps from a resource group on Azure. - [[Powershell] Export Self-Signed Certificate](https://devsdaily.com/powershell-export-self-signed-certificate/) - [[Software Review] - Stellar Phoenix Windows Data Recovery](https://devsdaily.com/software-review-stellar-phoenix-windows-data-recovery/): Data plays a very crucial role for each individual whether it is Home user or Enterprises where as damage to your computer can make your data unreadable and thatā€™s where you need a good data recovery software to get you out of trouble, by recovering your valuable data. - [How to: Generate Free SSL Certificate for a domain and upload on Azure Website?](https://devsdaily.com/how-to-generate-free-ssl-certificate-for-azure-website/): Today I spent nearly 2 hours browsing through the Web for ways to create an SSL Certificate for Free from Let's Encrypt. - [[Quick Tip]: Use Windows Explorer address bar for "commands"](https://devsdaily.com/quick-tip-use-windows-explorer-address-bar-for-commands/): Even though you're a Windows OS user for a very long time I'm sure you would love to know this! Here's a quick tip that you might unaware of so far. - [TypeScript Fundamentals - Session Recap](https://devsdaily.com/typescript-fundamentals-session-recap/): Today I participated in one of the events hosted by C# Corner, held at "C# Corner - Delhi Chapter". I spoke on Fundamentals of TypeScript. - [How to manage IIS Server online](https://devsdaily.com/how-to-manage-iis-server-online/): Hey folks, now it's possible to manage your IIS (Internet Information Services) Server right from the browser. - [C# How To Run C# Code Inside Sublime Text](https://devsdaily.com/c-how-to-run-c-code-inside-sublime-text/): Hey folks, I want to share a tip. - [Presented on Javascript Best Practices](https://devsdaily.com/presented-on-javascript-best-practices/): Today we organized a user group meet at C# Corner - Delhi Chapter with sessions based on MVC, Azure, JavaScript and AngularJS. - [RealTime Pulse Monitor Using SignalR And Ignite UI igSparkline](https://devsdaily.com/realtime-pulse-monitor-using-signalr-and-ignite-ui-igsparkline/): Hey folks. Here Iā€™m sharing a real time heart rate monitor app that Iā€™ve created using SignalR and Ignite UI igSparkline chart. - [Getting Started with Ignite UI igGrid](https://devsdaily.com/getting-started-with-ignite-ui-iggrid/): I received an Infragistics Ultimate subscription yesterday and I'm really happy about it. It is gifted to every C# Corner MVP. - [Session Recap: Learn Building a Website with Node.js and Express.js](https://devsdaily.com/session-recap-learn-building-a-website-with-node-js-and-express-js/): Here's a recap of the session - "Learn Building a Website with Node.js and Express" held at C# Corner Delhi Chapter today (2016-06-19, Sunday). - [Learn Building a Website with Node.js and Express.js in Visual Studio](https://devsdaily.com/learn-building-a-website-with-node-js-and-express-js/): Hey everyone, hope you all are doing great! We have another session at C# Corner Delhi chapter on 19th June, 2016. - [Presented Microsoft Azure DocumentDB at Global Azure Bootcamp 2016](https://devsdaily.com/presented-microsoft-azure-documentdb-at-global-azure-bootcamp-2016/): It was a great show at Global Azure Bootcamp, happening worldwide, organized at C# Corner - Delhi Chapter (in Noida). We had a very successful event. - [Project Migration Error - StackFlair-master](https://devsdaily.com/project-migration-error-stackflair-master/): An hour back I was trying to generate a flair like StackOverflow and after a bit of research I landed up StackFlair Project by Rebecca Chernoff on GitHub. - [ASP.NET Core Application Startup Error](https://devsdaily.com/asp-net-core-application-startup-error/): So, I started one of my Application on my machine in Visual Studio 2015 and I saw this beautiful error message. - [MySQL ā€“ ELT() and FILED() Functions to Extract Index Position FromĀ List](https://devsdaily.com/mysql-elt-and-filed-functions-to-extract-index-position-from-list/): MySQL supports some functions that can be used to extract the index position or the actual value from a set of values arranged as an array. - [Different ways of injecting dependency in an AngularJSĀ Application](https://devsdaily.com/different-ways-of-injecting-dependency-in-an-angularjs-application/) - [Calling current project methods from C# Interactive Window in Visual Studio 2015Ā ?](https://devsdaily.com/calling-current-project-methods-from-c-interactive-window-in-visual-studio-2015/): The C# Interactive Window in Visual Studio is a great utility to play around the code, language features, APIā€™s and other .NET framework features. - [SQL Server 2016 Release Candidate First Look](https://devsdaily.com/sql-server-2016-release-candidate-first-look/): Download is available at this link: SQL Server Management Studio (SSMS) 2016 The setup file is of 634 MB which is supported across the platform : Windows 10, Windows 8, Windows 8.1, Windows 7 (SP1), Windows Server 2012 (64-bit), Windows Server 2008 R2 (64-bit). - [12 tips to increase the performance of ASP.NET application drastically ā€“ Part 1](https://devsdaily.com/12-tips-to-increase-the-performance-of-asp-net-application-drastically-part-1/): Interesting Read! - [[Solved] The Backend version is not supported to design database digrams or tables.](https://devsdaily.com/solved-the-backend-version-is-not-supported-to-design-databas-disgrams-or-tables/): I Came across this error when I got to work on some other machine with SQL Server Management Studio 2008 R2 installed. - [Getting Started with Visual Studio Code : Part 2](https://devsdaily.com/getting-started-with-visual-studio-code-part-2/): Learn how to work with Git repository in Visual Studio Code - an ultra-fast code editor! - [Getting Started With Visual Studio Code: Part 1](https://devsdaily.com/getting-started-with-visual-studio-code-part-1/): Every developer has a lot to gain by using a powerful editor. Auto-complete, fast file switching and the ability to install packages for new technologies are a few of the perks that every developer enjoys utilizing. And you get all these features in Visual Studio Code. It's lightweight and ultra-fast. It's a fast editing experience, similar to what you get with brackets, Sublime Text and Atom while it's debugging and integration experience is similar to what you get with Web Storm or Visual Studio. - [What is Linting?](https://devsdaily.com/what-is-linting/): Linting is a process of running a program to analyse your code for potential syntax errors. - [Presented on .Net Fundamentals at Microsoft(CONNECT); event](https://devsdaily.com/presented-on-net-fundamentals-at-microsoftconnect-event/): Microsoft User Group Delhi organized a fabulous full day event on 25th April 2015. - [Introducing Visual Studio Code!](https://devsdaily.com/introducing-visual-studio-code/): A new choice of code editor, Visual Studio Code, where one can build and debug modern web and cloud applications. - [Get a FREE Month on Treehouse!](https://devsdaily.com/get-a-free-month-on-treehouse/): Here's a how you Get a FREE month on Treehouse! - [Presented on "HTML5 Offline Applications"](https://devsdaily.com/presented-on-html5-offline-applications/): It was an exciting weekend on 13th Sep... presented "HTML5 Offline Applications" at C# Corner-Delhi Chapter. - [How to prevent users from accessing Visual Basic Editor (VBE) for Microsoft Office applications?](https://devsdaily.com/how-to-prevent-users-from-accessing-visual-basic-editor-vbe-for-microsoft-office-applications/): It is already mentioned over the link I shared above and I'm sharing it here just for my future references. - [[Solved] I cannot see the comments on my blogger posts!](https://devsdaily.com/solved-i-cannot-see-the-comments-on-my-blogger-posts/): I recently came to know that I'm receiving the email when somebody posts a comment on my blog but I actually cannot see the comment when I visit the page. - [How to run custom searches in Windows 7/8 and afterwards](https://devsdaily.com/how-to-run-custom-searches-in-windows-78-and-afterwards/): To take searching to the next level, you need to know about two obscure but powerful search features: Advanced Query Syntax and natural language queries. - [How to integrate InkFilePicker library in Web App](https://devsdaily.com/how-to-integrate-inkfilepicker-library-in-web-app/): I heard many developers across the forum asking about how to integrate InkFilePicker library into their application and hence thought to give it a try. - [How to use RailPNRAPI to get PNR Status?](https://devsdaily.com/how-to-use-railpnrapi-to-get-pnr-status/): Register yourself on http://www.railpnrapi.com/ and get/generate API Key & API Secret. - ['bdfb4361-93b5-436d-bed2-2e56f3e60351' is not a valid 24 digit hex string](https://devsdaily.com/bdfb4361-93b5-436d-bed2-2e56f3e60351-is-not-a-valid-24-digit-hex-string/): I encountered this error while working with MongoDB Official C# Driver. This error occured when I was trying you insert some test data into a collection. - [How I enabled "Developer Options" in SONY EXPERIA C ?](https://devsdaily.com/how-i-enabled-developer-options-in-sony-experia-c/): Tap "Build Number" four times and the screen will tell you to press few more times to become a "developer". - [Getting Started With MongoDB and ASP.Net MVC4: Day 2](https://devsdaily.com/getting-started-with-mongodb-and-asp-net-mvc4-day-2/): This article takes you a step further in getting started with MongoDB and ASP.NET series. - [Getting Started With MongoDB and ASP.Net MVC4: Day 1](https://devsdaily.com/getting-started-with-mongodb-and-asp-net-mvc4-day-1/): With this article I'm starting a step-by-step series on how to use MongoDB with ASP.NET MVC. - [What is BSON?](https://devsdaily.com/what-is-bson/): BSON (or Binary JSON) is a binary encoding of JSON-like documents that MongoDB uses to store information in documents. - [Use of Coding Standards in Programming](https://devsdaily.com/use-of-coding-standards-in-programming/): If you're working in a team and use Visual Studio for development then here are few guideline tips on how you could improve the pace and maintain the uniformity among all your team champs. - [What is a CTP version of a product?](https://devsdaily.com/what-is-a-ctp-version-of-a-product/): I've been through many articles and news alerts from all around the web saying CTP version of this product is out. - [A new guard page for stack cannot be created- ASP.NET MVC4 Error](https://devsdaily.com/a-new-guard-page-for-stack-cannot-be-created-asp-net-mvc4-error/): An hour back I was working with ASP.NET and encountered with this pretty error. I kept wandering for about ten minutes what really has happened. - [What is MongoDB?](https://devsdaily.com/what-is-mongodb/): MongoDB is a NoSQL DataBase whose main features include document-oriented storage, full index support, replication and high availability, auto-sharding, querying, fast in-place updates, Map/Reduce, and GridFS. - [What is Web 2.0?](https://devsdaily.com/what-is-web-2-0/): which, when followed, entitle a web application to wear the Web 2.0 crown. - [Basics of creating Parallax Effect using HTML CSS and JavaScript](https://devsdaily.com/basics-of-creating-parallax-effect-using-html-css-and-javascript/): In this article I'll explain what a Parallax is? What does it mean? How to create one from scratch? - [What is "Nightly Build" version of softwares? What does it mean?](https://devsdaily.com/what-is-nightly-build-version-of-softwares-what-does-it-mean/): I always keep trying latest applications of my interest in market from internet and often came across this scary word and for many softwares that I downloaded without knowing whether it's a fully working or pre-release or anything else, had this title as "Nightly Build" version of X software. - [How to configure Sublime-Text to Open HTML file in Chrome on build](https://devsdaily.com/how-to-configure-sublime-text-to-open-html-file-in-chrome-on-build/): Many times I use Sublime Text as my GoTo text editing tool for not so serious scripting and want it to html files in Google Chrome on build. - [What is an Echo Server?](https://devsdaily.com/what-is-an-echo-server/): A server that returns back the data whatever it receives, is called an Echo Server. - [How to use Server.MapPath in ASP.NET MVC 4?](https://devsdaily.com/how-to-use-server-mappath-in-asp-net-mvc-4/): You can use the way mentioned above but ASP.NET MVC 4 has another way to map files on server and that is using HostingEnvironment class. - ["rem" units in css](https://devsdaily.com/rem-units-in-css/): Well, if youā€™re a designer, web developer, you must be aware of rem units. In this post we will go through the basics and learn how to use it. - [Cannot create/shadow copy 'DotNetOpenAuth.OAuth' when that file already exists. - ASP.NET MVC4](https://devsdaily.com/cannot-createshadow-copy-dotnetopenauth-oauth-when-that-file-already-exists-asp-net-mvc4/): Try to re-build the solution and it should work. It worked in my case, I'm not kidding ! - [Where to place the email settings in web.config in ASP.NET MVC?](https://devsdaily.com/where-to-place-the-email-settings-in-web-config-in-asp-net-mvc/) - [New Inheritance Features in CSS](https://devsdaily.com/new-inheritance-features-in-css/): letā€™s explore the new inheritance features that you may not be aware of and see where these features fit-in well to use and how to use them effectively.Inheritance in CSS is actually very straightforward. - ["object does not contain a definition for get_Range" in Excel C#](https://devsdaily.com/object-does-not-contain-a-definition-for-get_range-in-excel-c/): Solution: Cast the cells as "object" in get_Range() Excel.Range header = wks.get_Range((object)wks.Cells[1, 1],(object) wks.Cells[1, 10]); Thanks! - [How to convert Visual FoxPro DBF file to Excel in C#](https://devsdaily.com/how-to-convert-visual-foxpro-dbf-file-to-excel-in-c/): The very first thing as you go start doing this stuff, make sure you've downloaded and installed Visual FoxPro Driver on your host machine. - [Platforms of Java Programming Language](https://devsdaily.com/platforms-of-java-programming-language/): Java Beans Components: Acts as temporary data stores for the pages of an app. - [How to enable Developer Options in Android 4.2](https://devsdaily.com/how-to-enable-developer-options-in-android-4-2/): Developer Options in Android 4.2 (Jelly Bean) is hidden by default so you won't be able to see this setting in "Settings > More > ..." - [Positioning in CSS](https://devsdaily.com/positioning-in-css/): If you don't specify an element's positioning type, it defaults to static. This just means "where the element would normally go." - ["display" property in CSS](https://devsdaily.com/display-property-in-css/): In this post we will learn four possible values of "display" property in CSS. - ["Pixel" vs "em" in CSS](https://devsdaily.com/pixel-vs-em-in-css/): A pixel is a dot on your computer screen. - [How to handle negative TimeSpan value in C#?](https://devsdaily.com/how-to-handle-negative-timespan-value-in-c/): I had problems with casting TimeSpan object to DateTime. Error occured: FormatException ("the input string was not in proper format"). - [Creating Reusable Calendar Icon which can Scale](https://devsdaily.com/creating-reusable-calendar-icon-which-can-scale/): This article explains how to create a reusable calendar icon for your blog or website, and yes, it is scalable, so you can resize it to any ratio and it will not be blurred just by changing a font-size. - [Template Tag in HTML5](https://devsdaily.com/template-tag-in-html5/): W3C has introduced a new "template" tag that provides a mechanism to define HTML markup fragments as prototypes. - [What is API and How to use it?](https://devsdaily.com/what-is-api-and-how-to-use-it/): An Application Programming Interface is something that let's you interact with something or with an interface. They are just a set of functions you can call. - [How to copy text from command prompt](https://devsdaily.com/how-to-copy-text-from-command-prompt/): Hi folks! Here I'm sharing a useful tip that will help you speed up your work. - [Server Application Unavailable in IIS 5.1](https://devsdaily.com/server-application-unavailable-in-iis-5-1/): I encountered this error while deploying an ASP.NET website to IIS 5.1 on Windows XP SP2. - [What is toString("X2")?](https://devsdaily.com/what-is-tostringx2/): "X2" here denotes the hexadecimal format specifier. Standard numeric format strings are used to format common numeric types. - [Drag Drop & MouseMove Event Handling in Javascript](https://devsdaily.com/drag-drop-mousemove-event-handling-in-javascript/): Below is an example of mousemove event handling that has mostly been used with drag & drop. ## Pages - [Contact Us](https://devsdaily.com/contact-us/) - [Privacy Policy for DevsDaily](https://devsdaily.com/privacy-policy/): At devsdaily.com, accessible from https://devsdaily.com, one of our main priorities is the privacy of our visitors. - [Coders Boookshelf](https://devsdaily.com/coders-boookshelf/) - [About](https://devsdaily.com/about/): This is an example of a page. [comment]: # (Generated by Hostinger Tools Plugin)