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A potentially dangerous Request.Form value was detected from the client Error in .NET

By
Mayank Modi
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0

While working on an Asp.net web projects, We sometimes got an issue like A potentially dangerous Request from the client.
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What does this error means? Simply it means when user enters non-encoded HTML content into a textbox or passing via querystring.

Here in this tutorial, I’ll explain how to resolve error like “A potentially dangerous Request.Form value was detected from the client” with cause and solution.

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Format JSON Date String To Local DataTime Object Using JavaScript

By
Mayank Modi
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0

Now here in this tutorial, I’ll explain how to format JSON date string and convert into a valid local datatime object using JavaScript with example code.

In my previous tutorials, I’d explained preview image before upload using jquery, how to set dropdownlist selected value using javascript, how to disable submit button once form submitted and other more cracking tutorials on Asp.net, JavaScript, jQuery here.

 

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Disable Submit Button Once Form Is Submitted Using jQuery

By
Mayank Modi
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0

If you want to prevent form submission more than one time after form is submitted, you must need to disable submit button once it’s clicked.

To restrict users to click submit button again and again, we can use the following jquery to disable submit button.

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Set Asp.net DropDownList Selected Value in JavaScript

By
Mayank Modi
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0

Now here in this tutorial, I’ll explain how to set the asp.net dropdownlist selected value text from client-side using javascript as well as jquery with sample demo and example code.

In my previous tutorials, I’d explained about how to bind data to asp.net gridview, gridview insert update delete data using parameterized query, difference between executereader executenonquery and executescalar and other more cracking tutorials on Asp.net, JavaScript, jQuery, GridView here.

 

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Image Preview Before Upload Using jQuery or JavaScript in Asp.net

By
Mayank Modi
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0

Here in this tutorial, I will explain how to Image Preview Before Upload Using jQuery or JavaScript it to server in .net via fileupload control.

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Tooltip: Show Hide Hint Help Text Example in CSS3 Transition

By
Mayank Modi
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2

Now here in this tutorial, I’ll explain how to show hide tooltip with hint or help text when user mouse hover the link or click event by using CSS3 transition effects with example and live demo.

In my previous tutorials, I’d explained fadeIn and fadeOut effect using CSS3 transitions, jQuery fadeIn and fadeOut effect in asp.net, most popular fading effects, validate dropdownlist using javascript and other more cracking tutorials on Asp.net, JavaScript, jQuery, GridView here.

 

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How to bulk insert in SQL server from CSV File? [SQL Bulk Insert CSV]

By
Mayank Modi
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2

In my previous tutorials, I’d explained get gridview selected row hiddenfield value using jquery, how to keep gridview selected rows during paging, how to print gridview data on print button click event, and other more cracking tutorials on GridView, Asp.net here. Now here in this tutorial, I’ll explain bulk insert in SQL server from CSV File using SqlBulkCopy in asp.net using c# and vb.net with example code.

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Best 100+ Frequently Asked Interview Questions in .Net SQL

By
Mayank Modi
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7

In this tutorial, I’m going to post common and frequently asked technical interview questions in .net sql oops with answers for fresher as well as experience developers. I also wrote many other tutorials on Interview Questions, Asp.net, SQL Server, OOP Concepts as well as Top 10 OOPS Concepts in details. I recommend you to read those tutorials, I’m sure, you’ll enjoy it!

It’s very difficult to predict what the interviewer will ask during interview, right?
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I think so too, but I can assure that following are the best list of technical interview questions for .net sql that I’d faced during my job interviews and also I asked as an interviewer in my professional carrier.

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Show Confirm Message Box from Code-behind in Asp.net

By
Mayank Modi
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3

In my previous tutorials, I’d explained how to show confirm message box using javascript, how to show alert message from code-behind, how to call javascript function from code-behind, and more amazing tutorials on Asp.net, JavaScript, jQuery here.

Now here in this tutorial, I’ll explain how to show confirm message box from code-behind or server-side using javascript in asp.net with example code-snippet.

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Confirm Message Box in JavaScript Example For Asp.net

By
Mayank Modi
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0

In my previous tutorials, I’d explained how to show confirm message box from code-behind, how to call javascript function from code-behind, how to show alert message in asp.net and more cracking tutorials on Asp.net, JavaScript, jQuery here.

Now here in this tutorial, I’ll explain how you can show confirm message box in javascript from client-side in asp.net with example code-snippet.

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Mayank is a web developer and designer who specializes in back-end as well as front-end development using Asp.net, MVC, .Net core, C#, SQL, JavaScript/jQuery, HTML/CSS and many more. Full Stack developer at Upwork and Fiverr with 5 star ratings and 100% job success score.

He's the Founder and Chief Editor at AspnetO tech community blog where he shares some informative tutorials.
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