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What is a singleton in C#?
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You asked for C#. Trivial example:
public class Singleton
{
private Singleton()
{
// Prevent outside instantiation
}
private static readonly Singleton _singleton = new Singleton();
public static Singleton GetSingleton()
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Class JavaLaunchHelper is implemented in both. One of the two will be used. Which one is undefined [
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From what I've found online, this is a bug introduced in JDK 1.7.0_45. It appears to also be present in JDK 1.7.0_60. A bug report on Oracle's website states that, while there was a fix, it was removed before the JDK was rele...
CSS hexadecimal RGBA?
... to #00FF00).
8 digits
The first 6 digits are interpreted identically to the 6-digit notation. The last pair of digits, interpreted as a hexadecimal number, specifies the alpha channel of the color, where 00 represents a fully transparent color and ff represent a fully opaque color.
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How can I use xargs to copy files that have spaces and quotes in their names?
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Speed example -- over 829 files, the "find -exec" method took 26 seconds while the "find -print0 | xargs --null" method tool 0.7 seconds. Significant difference.
– Peter Porter
Aug 27 '12 at 14...
LINQ to Entities case sensitive comparison
...ensitive", out values))
{
if (values.NewValue != null && values.NewValue.ToString() == "True")
{
using (var writer = Writer())
{
//if (System.Diagnostics.Debugger.IsAttached == false) System.Diagnostics.Debug...
Select all text inside EditText when it gets focus
...ublic void onFocusChange(View v, boolean hasFocus){
if (hasFocus) && (isDummyText())
((EditText)v).selectAll();
}
});
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How do I make a dotted/dashed line in Android?
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I have custom a dashline which support horizontal&verical dash line . code below:
public class DashedLineView extends View
{
private float density;
private Paint paint;
private Path path;
private PathEffect effects;
public DashedLineView(Context context)
{
super(co...
ImageUtil 扩展：图像工具扩展，提供图像处理和变换功能 · App Inventor 2 中文网
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函数
ApplyGrayscaleAndFade 应用灰度并淡化(组件)
对图像应用灰度效果并淡化图像。
组件：组件类型，目标图像组件
ApplyWatermark 应用水印(组件,水印文本)
在给定图像上应...
How to move files from one git repo to another (not a clone), preserving history
...th-stat --reverse -- path/to/file_or_folder | (cd /path/to/new_repository && git am --committer-date-is-author-date)
(Taken from Exherbo’s docs)
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Any way to limit border length?
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Perfect. And it works as expected with padding & margin too.
– Nolonar
Mar 18 '16 at 15:04
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