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Execute command on all files in a directory
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If no files exist in /dir/, then the loop still runs once with a value of '*' for $file, which may be undesirable. To avoid this, enable nullglob for the duration of the loop. Add this line before the loop shopt -s nullglob ...
How do I make curl ignore the proxy?
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If you don't want to override the http_proxy on a case-by-case basis, you can configure the domains to ignore with $no_proxy, and then alias your curl: alias curl='curl --noproxy $no_proxy'
– Sir4ur0n
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Replace Line Breaks in a String C#
...lacement text"); //add a line terminating ;
As mentioned in other posts, if the string comes from another environment (OS) then you'd need to replace that particular environments implementation of new line control characters.
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Reading a plain text file in Java
It seems there are different ways to read and write data of files in Java.
28 Answers
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How to insert newline in string literal?
... of course but I meant avoiding using Environment.NewLine, my question was if there is '/newline' literal.
– Captain Comic
Nov 3 '10 at 9:46
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Difference between getContext() , getApplicationContext() , getBaseContext() and “this”
What is the difference between getContext() , getApplicationContext() , getBaseContext() , and " this "?
8 Answers
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How to check what user php is running as?
I need to detect if php is running as nobody. How do I do this?
16 Answers
16
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Maven artifact and groupId naming
..., I want to use well-established conventions for finding groupId and artifactId , but I can't find any detailed conventions (there are some, but they don't cover the points I'm wondering about).
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Kill a postgresql session/connection
...onnections:
REVOKE CONNECT ON DATABASE dbname FROM PUBLIC, username;
If you're using Postgres 8.4-9.1 use procpid instead of pid
SELECT
pg_terminate_backend(procpid)
FROM
pg_stat_activity
WHERE
-- don't kill my own connection!
procpid <> pg_backend_pid()
-- don...
Get Slightly Lighter and Darker Color from UIColor
...(UIColor *)lighterColorForColor:(UIColor *)c
{
CGFloat r, g, b, a;
if ([c getRed:&r green:&g blue:&b alpha:&a])
return [UIColor colorWithRed:MIN(r + 0.2, 1.0)
green:MIN(g + 0.2, 1.0)
blue:MIN(b + 0.2, 1.0)...