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What is meant by Resource Acquisition is Initialization (RAII)?
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It's a really terrible name for an incredibly powerful concept, and perhaps one of the number 1 things that C++ developers miss when they switch to other languages. There has been a bit of a movement to try to rename this concept as Scope-Bound Resourc...
Adding Only Untracked Files
... to the index and I want to add all of the untracked files to that index before I commit.
11 Answers
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How to tell if a browser is in “quirks” mode?
...ur control... say you're working on a content management system or a theme for a content management system where you control some basic structure and need some javascript, but you're not responsible for everything else that goes into pages.
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How to change MenuItem icon in ActionBar programmatically
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This works for me. It should be in your onOptionsItemSelected(MenuItem item) method item.setIcon(R.drawable.your_icon);
share
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impro...
Error: Can't set headers after they are sent to the client
... tried to set a header or statusCode. When you see this error, try to look for anything that tries to send a header after some of the body has already been written. For example, look for callbacks that are accidentally called twice, or any error that happens after the body is sent.
In your case, you...
How to write character & in android strings.xml
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For special character I normally use the Unicode definition, for the '&' for example: \u0026 if I am correct. Here is a nice reference page: http://jrgraphix.net/research/unicode_blocks.php?block=0
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eclipse won't start - no java virtual machine was found
...ng -vm to your jdk installation. More on this here. Make sure to add -vm before the -vmargs section.
Pass in the vm flag from command line. http://wiki.eclipse.org/FAQ_How_do_I_run_Eclipse%3F#Find_the_JVM
Note : Eclipse DOES NOT consult the JAVA_HOME environment variable.
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String.Empty versus “” [duplicate]
... while
String.Empty creates no object… so if
you are really looking for ultimately
in memory efficiency, I suggest
String.Empty. However, you should
keep in mind the difference is so
trival you will like never see it in
your code...
As for System.String.Empty or
string.Empty ...
What exactly is a reentrant function?
...ely executed concurrently, does it always mean that it is reentrant?
No.
For example, let's have a C++ function that takes both a lock, and a callback as a parameter:
#include <mutex>
typedef void (*callback)();
std::mutex m;
void foo(callback f)
{
m.lock();
// use the resource pr...
Moving uncommitted changes to a new branch [duplicate]
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