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What is the difference between “Class.forName()” and “Class.forName().newInstance()”?
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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...
Get Unix Epoch Time in Swift
... 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...
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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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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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 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 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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jQuery Date Picker - disable past dates
... in the past, this is a possible solution. This is what we ended up doing (based on @Nicola Peluchetti's answer)
var dateToday = new Date();
$("#myDatePickerInput").change(function () {
var updatedDate = $(this).val();
var instance = $(this).data("datepicker");
var date = $.datepicker....
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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