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What's the shortest code to cause a stack overflow? [closed]
...resents the Befunge stack becomes too large for the browser to reallocate. If you had a simple Befunge interpreter with a smaller and bounded stack--as is the case with most of the languages below--this program would cause a more noticeable overflow faster.
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Replacement for “rename” in dplyr
.... I'm using rename(TheDataFrame,OldVarName=NewVarName) but I get Error: Unknown variables: NewVarName. and I don't understand why.
– s_a
Dec 5 '14 at 16:06
2
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Mark parameters as NOT nullable in C#/.NET?
...a new struct and conversions.
In .NET 4.0 with the Code Contracts stuff, life will be a lot nicer. It would still be quite nice to have actual language syntax and support around non-nullability, but the code contracts will help a lot.
I also have an extension method in MiscUtil called ThrowIfNull ...
How do I find the install time and date of Windows?
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Works great, except if Windows was installed using a disk image. Is there a way to check the creation of the users' profile to solve this issue?
– Bernard Vander Beken
Oct 1 '13 at 14:27
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Number of processors/cores in command line
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If you want to do this so it works on linux and OS X, you can do:
CORES=$(grep -c ^processor /proc/cpuinfo 2>/dev/null || sysctl -n hw.ncpu)
sha...
Eclipse hangs on loading workbench
... (this is what worked for me). It seems that it contains a .LOCK file that if not properly closed, prevents eclipse from starting properly. On Unix based systems you can type following on command line;
rm -r workspace/.metadata
Delete your .eclipse directory in your home directory. Launch eclipse....
How to set JVM parameters for Junit Unit Tests?
... files to your repository: it might work, but I do not recommend it.
You know how to set these for maven-surefire-plugin. Good. This is the most portable way (see Ptomli's answer for an example).
For the rest - you must remember that JUnit test cases are just a bunch of Java classes, not a standal...
How do I maintain the Immersive Mode in Dialogs?
... //Update the WindowManager with the new attributes (no nicer way I know of to do this)..
WindowManager wm = (WindowManager) getActivity().getSystemService(Context.WINDOW_SERVICE);
wm.updateViewLayout(getDialog().getWindow().getDecorView(), getDialog().getWindow().getAt...
How to properly import a selfsigned certificate into Java keystore that is available to all Java app
I do want to import a self signed certificate into Java so any Java application that will try to establish a SSL connection will trust this certificate.
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How can I convert byte size into a human-readable format in Java?
...k = 1,000)
public static String humanReadableByteCountSI(long bytes) {
if (-1000 < bytes && bytes < 1000) {
return bytes + " B";
}
CharacterIterator ci = new StringCharacterIterator("kMGTPE");
while (bytes <= -999_950 || bytes >= 999_950) {
bytes /...