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How can I generate random alphanumeric strings?
...e update generates all characters ~1.61% of the time.
FRAMEWORK SUPPORT - .NET Core 3 (and future platforms that support .NET Standard 2.1 or above) provides a cryptographically sound method RandomNumberGenerator.GetInt32() to generate a random integer within a desired range.
Unlike some of the alt...
Controlling fps with requestAnimationFrame?
...nFrame to a specific frame rate
Demo throttling at 5 FPS: http://jsfiddle.net/m1erickson/CtsY3/
This method works by testing the elapsed time since executing the last frame loop.
Your drawing code executes only when your specified FPS interval has elapsed.
The first part of the code sets some va...
Set cursor position on contentEditable
...amily: Arial;
outline: 1px solid rgba(0,0,0,0.5);
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<div contentEditable="true"></div>
<div contentEditable="true"></div>
<div contentEditable="true"></div&...
Limit file format when using ?
...n of MIME-type using both the file extension and its binary signature (ASP.NET, PHP, Ruby, Java). You might also want to refer to these tables for file types and their magic numbers, to perform a more robust server-side verification.
Here are three good reads on file-uploads and security.
EDIT: May...
Learning to write a compiler [closed]
...ctions on Trusting Trust — A quick guide
Roll Your Own Compiler for the .NET framework — A quick tutorial from MSDN
Structure and Interpretation of Computer Programs
Types and Programming Languages
Want to Write a Compiler? - a quick guide
Writing a Compiler in Ruby Bottom Up
Legend:
¶ Li...
Java: difference between strong/soft/weak/phantom reference
...now the object to which it pointed is dead.
This text was extracted from: https://weblogs.java.net/blog/2006/05/04/understanding-weak-references
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Listing all permutations of a string/integer
...
Thank you for this solution. I created this fiddle (dotnetfiddle.net/oTzihw) from it (with proper naming instead of k and m). As far as I understand the algo, the second Swap is required (to backtrack) since you edit the original array in-place.
– Andrew
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Five equal columns in twitter bootstrap
...provides below. Makes an unwanted margin on both sides, like so - jsfiddle.net/wdo8L1ww
– Fizzix
Aug 27 '14 at 7:00
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What's the difference between Task.Start/Wait and Async/Await?
...y async code in sync manner. await will not.
For example, you have an asp.net web application. UserA calls /getUser/1 endpoint. asp.net app pool will pick a thread from thread pool (Thread1) and, this thread will make a http call. If you do Wait(), this thread will be blocked until http call resolv...
When should I use the “strictfp” keyword in java?
... use an extended
exponent range to represent
intermediate results; the net effect,
roughly speaking, is that a
calculation might produce "the correct
answer" in situations where exclusive
use of the float value set or double
value set might result in overflow or
underflow.
In other...