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Storing SHA1 hash values in MySQL
...ch occured when I wanted to store the result of a SHA1 hash in a MySQL database:
7 Answers
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Convert between UIImage and Base64 string
Does anyone know how to convert a UIImage to a Base64 string, and then reverse it?
24 Answers
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Using HTML5/Canvas/JavaScript to take in-browser screenshots
...t, created on the client's browser, along with the form. The screenshot is based on the DOM and as such may not be 100% accurate to the real representation as it does not make an actual screenshot, but builds the screenshot based on the information available on the page.
It does not require any ren...
How to obtain the number of CPUs/cores in Linux from the command line?
... $3}' | tail -1 also will return the wrong number if the CPU numbers are 0-based.
– Phazor
May 4 '15 at 14:37
3
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How to TryParse for Enum value?
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Based on .NET 4.5
Sample code below
using System;
enum Importance
{
None,
Low,
Medium,
Critical
}
class Program
{
static void Main()
{
// The input value.
string value = "Medium";
// ...
How to encode URL parameters?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Detect if a page has a vertical scrollbar?
...ned content in a way that is reliable cross-browser. The answers which are based on body size miss this entirely (the body is not the offset parent of such content unless it is positioned itself). And those answers checking $( document ).width() and .height() fall prey to jQuery's buggy detection of...
How to convert a Base64 string into a Bitmap image to show it in a ImageView?
I have a Base64 String that represents a BitMap image.
6 Answers
6
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What is the difference between “Class.forName()” and “Class.forName().newInstance()”?
...
Maybe an example demonstrating how both methods are used will help you to understand things better. So, consider the following class:
package test;
public class Demo {
public Demo() {
System.out.println("Hi!");
}
publi...
How to create a fixed-size array of objects
In Swift, I am trying to create an array of 64 SKSpriteNode. I want first to initialize it empty, then I would put Sprites in the first 16 cells, and the last 16 cells (simulating an chess game).
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