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What is the exact meaning of IFS=$'\n'?
...
Just to give the construct its official name: strings of the form $'...' are called ANSI C-quoted strings.
That is, as in [ANSI] C strings, backlash escape sequences are recognized and expanded to their literal equivalent (see below for the complete list of supported escape sequences)...
bash assign default value
...ter not set, use default. After the call, parameter is still not set.
Both forms are almost equivalent. The extra : makes a difference only when parameter has been declared, but is null.
unset EGGS
echo 1 ${EGGS-spam} # 1 spam
echo 2 ${EGGS:-spam} # 2 spam
EGGS=
echo 3 ${EGGS-spam} # 3
echo 4...
How to break out of a loop from inside a switch?
...
Premise
The following code should be considered bad form, regardless of language or desired functionality:
while( true ) {
}
Supporting Arguments
The while( true ) loop is poor form because it:
Breaks the implied contract of a while loop.
The while loop declaration sho...
When should I use ugettext_lazy?
...there any other places, where I should use ugettext_lazy too? What about form definitions?
Are there any performance diffrences between them?
...
How to add a separator to a WinForms ContextMenu?
... "Type here" entry field of the menu designer in the Visual Studio Windows Forms designer. The separator will appear immediately in the designer.
– Buggieboy
Jan 16 '13 at 18:43
...
static linking only some libraries
... dynamic link options.
Accumulate library paths, i.e. those options of the form -L<lib_dir> in a variable <lib_path>
For each dynamic link option, i.e. those of the form -l<lib_name>, run the command gcc <lib_path> -print-file-name=lib<lib_name>.a and capture the output...
i18n Pluralization
...alization is really complex, see translate.sourceforge.net/wiki/l10n/pluralforms Due to this I think that my answer is more appropriate.
– sorin
May 29 '11 at 6:55
1
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.NET HttpClient. How to POST string value?
...eAddress = new Uri("http://localhost:6740");
var content = new FormUrlEncodedContent(new[]
{
new KeyValuePair<string, string>("", "login")
});
var result = await client.PostAsync("/api/Membership/exists", content);
str...
PHP cURL custom headers
...=0.5',
'Cache-Control: no-cache',
'Content-Type: application/x-www-form-urlencoded; charset=utf-8',
'Host: www.example.com',
'Referer: http://www.example.com/index.php', //Your referrer address
'User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:28.0) Gecko/20100101 Firefox/28....
Extracting hours from a DateTime (SQL Server 2005)
... @AaronBertrand That's not "lazy shorthand", it's the documented short-form. "Lazy" is using short-forms that are shorter than the minimal documented version, which may work but may have unintended consequences.
– Auspex
Jan 24 '19 at 10:51
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