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How do you find the current user in a Windows environment?
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echo %USERDOMAIN%
You can get a complete list of environment variables by running the command set from the command prompt.
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Default value of 'boolean' and 'Boolean' in Java
...t of null. Primitives have different default values:
boolean -> false
byte, char, short, int, long -> 0
float, double -> 0.0
Note (2): void has a wrapper Void which also has a default of null and is it's only possible value (without using hacks).
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nginx: send all requests to a single html page
... edited Jan 25 '18 at 12:48
kolbyjack
14.5k55 gold badges3939 silver badges3333 bronze badges
answered Aug 11 '11 at 14:30
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How do you change Background for a Button MouseOver in WPF?
...in That seems so backwards! Why should a user-defined trigger be overriden by default ones? I understand the hierarchy, ControlTemplate is above Style, but I don't understand why it has to be so difficult to override basic settings like these.
– Fuselight
Nov 4...
Is there a DesignMode property in WPF?
... some cases I need to know, whether a call to my non-UI class is initiated by the designer (like if I create a DataContext class from XAML). Then the approach from this MSDN article is helpful:
// Check for design mode.
if ((bool)(DesignerProperties.IsInDesignModeProperty.GetMetadata(typeof(Depend...
What's up with Java's “%n” in printf?
... In particular, Windows system use \r\n, and early MacOS systems used \r.
By using %n in your format string, you tell Java to use the value returned by System.getProperty("line.separator"), which is the line separator for the current system.
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How to make EditText not editable through XML in Android?
...o have one question. Does this in any way change the default values needed by KeyListener, like setFocusable() because the doc says that the default implementation might be changed if changed.
– Andy
Jun 26 '12 at 18:20
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Remove empty lines in text using Visual Studio
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Since Visual Studio 2012 changed its regex syntax, the original answers by Ala translate into the following in VS 2012:
Remove single blank lines
Old:
^:b*$\n
New:
^(?([^\r\n])\s)*\r?$\r?\n
Visual Studio 2013 (thanks to BozoJoe and Joe Johnston):
^\s*$\n
Remove double blank lines
Old:...
What is the motivation for bringing Symbols to ES6?
...n some other crazy stuff). I always thought that the :symbol notion in Ruby is needless; we could easily use plain strings instead, like we do in JavaScript. And now they decide to complicate things in JS with that.
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Latex Remove Spaces Between Items in List
...he highest voted answer also mentioned the enumitem package (here answered by Stefan), but I also like this one, which involves creating your own itemizing environment instead of loading a new package:
\newenvironment{myitemize}
{ \begin{itemize}
\setlength{\itemsep}{0pt}
\setlength{\parski...