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How to add a primary key to a MySQL table?
This is what I tried but it fails:
10 Answers
10
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When to use an interface instead of an abstract class and vice versa?
...ract classes we are defining characteristics of an object type; specifying what an object is.
When we talk about an interface and define capabilities that we promise to provide, we are talking about establishing a contract about what the object can do.
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Bash script to cd to directory with spaces in pathname
...to that directory has spaces in it. How the heck do you do this? This is what I have...
13 Answers
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Removing X-Powered-By
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@David, What he means is it does not add to the security threat that you already face.
– Pacerier
Dec 11 '14 at 4:48
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How to find if div with specific id exists in jQuery?
...le while searching for class name". why is this happening? See my OP for what I'm replacing my alert() function with...
– sadmicrowave
Jul 30 '10 at 20:20
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How to grab substring before a specified character jQuery or JavaScript
...exOf(','));
While it's not the best place for definitive information on what each method does (mozilla developer network is better for that) w3schools.com is good for introducing you to syntax.
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How can I set up an editor to work with Git on Windows?
... a git config.
The actual solution (with a script) was to realize that:
what you refer to in the config file is actually a shell (/bin/sh) script, not a DOS script.
So what does work is:
C:\prog\git>git config --global core.editor C:/prog/git/npp.bat
with C:/prog/git/npp.bat:
#!/bin/sh
"c...
Difference between java.util.Random and java.security.SecureRandom
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The standard Oracle JDK 7 implementation uses what's called a Linear Congruential Generator to produce random values in java.util.Random.
Taken from java.util.Random source code (JDK 7u2), from a comment on the method protected int next(int bits), which is the one tha...
WPF: How to programmatically remove focus from a TextBox
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This was exactly what I was looking for this evening!
– Josh
Jun 26 '12 at 5:28
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Disable back button in android
...is will work great
@Override
public void onBackPressed() {
// Do Here what ever you want do on back press;
}
If looking for android api level upto 1.6.
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
//preventing default imp...