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Why does 2 mod 4 = 2?
I'm embarrassed to ask such a simple question. My term does not start for two more weeks so I can't ask a professor, and the suspense would kill me.
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bash: Bad Substitution
...lt shell (/bin/sh) under Ubuntu points to dash, not bash.
me@pc:~$ readlink -f $(which sh)
/bin/dash
So if you chmod +x your_script_file.sh and then run it with ./your_script_file.sh, or if you run it with bash your_script_file.sh, it should work fine.
Running it with sh your_script_file.sh will...
How do I get my C# program to sleep for 50 msec?
...ep(50);
Remember though, that doing this in the main GUI thread will block your GUI from updating (it will feel "sluggish")
Just remove the ; to make it work for VB.net as well.
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How can I escape square brackets in a LIKE clause?
I am trying to filter items with a stored procedure using like. The column is a varchar(15). The items I am trying to filter have square brackets in the name.
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How do I get the current absolute URL in Ruby on Rails?
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community wiki
14 revs, 14 users 36%Manish Shrivastava
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What is the meaning of id?
I am (trying to) learn Objective-C and I keep coming across a phrase like:
5 Answers
5...
How do I prevent angular-ui modal from closing?
...you can specify its behavior:
$modal.open({
// ... other options
backdrop : 'static',
keyboard : false
});
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What is the current directory in a batch file?
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From within your batch file:
%cd% refers to the current working directory (variable)
%~dp0 refers to the full path to the batch file's directory (static)
%~dpnx0 and %~f0 both refer to the full path to the batch directory and file name (static).
See also: What does %~dp0 mean, and h...
Does Dart support enumerations?
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Beginning 1.8, you can use enums like this:
enum Fruit {
apple, banana
}
main() {
var a = Fruit.apple;
switch (a) {
case Fruit.apple:
print('it is an apple');
break;
}
// get all the values of the enums
for (List<Fruit> val...
@RequestParam in Spring MVC handling optional parameters
Is it possible for a Spring controller to handle both kind of requests?
3 Answers
3
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