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How to silence output in a Bash script?
I have a program that outputs to stdout and would like to silence that output in a Bash script while piping to a file.
9 An...
Should I index a bit field in SQL Server?
...d index the timestamp, but another useful index might be on a bit field "IsHTTPS" + timestamp, to quickly view all https actions. Would that also be inefficient?
– ingredient_15939
Nov 30 '11 at 2:30
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Is it possible to capture a Ctrl+C signal and run a cleanup function, in a “defer” fashion?
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You can use the os/signal package to handle incoming signals. Ctrl+C is SIGINT, so you can use this to trap os.Interrupt.
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt)
go func(){
for sig := range c {
// sig is a ^C, handle it
}
}()
The ma...
What is “android:allowBackup”?
...ed to reproduce their previous data or application settings.
~Taken from http://developer.android.com/guide/topics/data/backup.html
You can register for this backup service as a developer here:
https://developer.android.com/google/backup/signup.html
The type of data that can be backed up are fil...
How to get the selected radio button’s value?
I’m having some strange problem with my JS program. I had this working properly but for some reason it’s no longer working. I just want to find the value of the radio button (which one is selected) and return it to a variable. For some reason it keeps returning undefined .
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java: ArrayList - how can i check if an index exists?
... the correct is because the owner (Amarghosh) as answered my question in a comment to my question. HashTable will suite my needs much better.
– ufk
Jan 25 '10 at 11:31
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How to pass a function as a parameter in Java? [duplicate]
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new Thread(new Runnable() { someMethod(); }).start();
Before Java 8
A common pattern would be to 'wrap' it within an interface, like Callable, for example, then you pass in a Callable:
public T myMethod(Callable<T> func) {
return func.call();
}
This pattern is known as the Command ...
Does Swift have access modifiers?
...at this code, it makes the code more save / less prone to errors cause the compiler will simply prevent you from doing things you should not do. So I think they should get out the "access control mechanisms" as fast as possible, so people wont get used to bad habits.
– Jonas Es...
Difference between jQTouch and jQuery mobile
...upport all mobile devices; that is my understanding
some good info here
http://jquerymobile.com/strategy/
and here
http://news.ycombinator.com/item?id=1602169
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Change a Git remote HEAD to point to something besides master
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See: http://www.kernel.org/pub/software/scm/git/docs/git-symbolic-ref.html
This sets the default branch in the git repository. You can run this in bare or mirrored repositories.
Usage:
$ git symbolic-ref HEAD refs/heads/<b...