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STAThread and multithreading
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Apartment threading is a COM concept; if you're not using COM, and none of the APIs you call use COM "under the covers", then you don't need to worry about apartments.
If you do need to be aware of apartments, then the details can get a little complicated; a probably-oversimplified vers...
What is the proper way to test if a parameter is empty in a batch file?
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And using "%~1" is really a better approach, as I mentioned in my answer.
– jamesdlin
May 31 '15 at 21:08
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C++ Redefinition Header Files (winsock2.h)
...ing header files twice? The problem is I'm including the in MyClass.h and then I'm including MyClass.h in many files, so it includes multiple times and redefinition error occurs. How to prevent?
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Why can't I declare static methods in an interface?
... difference between
public interface Foo {
public static int bar();
}
and
public interface Foo {
public static int bar() {
...
}
}
The first is impossible for the reasons that Espo mentions: you don't know which implementing class is the correct definition.
Java could allow the latt...
'ssh-keygen' is not recognized as an internal or external command
...f Git For Windows, whose releases include PortableGit-2.4.3.1-2nd-release-candidate-64-bit.7z
c:\path\to\PortableGit-2.4.3.1-2nd-release-candidate-64-bit\usr\bin\ssh-keygen.exe
That means the %PATH% must include c:\path\to\PortableGit-2.4.3.1-2nd-release-candidate-64-bit\usr\bin (without the ssh-...
Retrieving Android API version programmatically
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As described in the Android documentation, the SDK level (integer) the phone is running is available in:
android.os.Build.VERSION.SDK_INT
The class corresponding to this int is in the android.os.Build.VERSION_CODES class.
Code example:
if (a...
jQuery & CSS - Remove/Add display:none
...hide the div
$('.news').hide();
or
$('.news').css('display','none');
and to show the div:
$('.news').show();
or
$('.news').css('display','block');
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Primary key or Unique index?
At work we have a big database with unique indexes instead of primary keys and all works fine.
15 Answers
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Shell Script: Execute a python program from within a shell script
...job.sh, put this
#!/bin/sh
python python_script.py
Execute this command to make the script runnable for you : chmod u+x job.sh
Run it : ./job.sh
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How can I autoformat/indent C code in vim?
...eystrokes:
gg=G
Explanation: gg goes to the top of the file, = is a command to fix the indentation and G tells it to perform the operation to the end of the file.
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