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Remove duplicate lines without sorting [duplicate]
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Now you can check out this small tool written in Rust: uq.
It performs uniqueness filtering without having to sort the input first, therefore can apply on continuous stream.
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C# loop - break vs. continue
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Why are their no braces around continue - I know that it works without them, but why?
– George Willcox
Jul 8 '16 at 16:06
53
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How to pass variable number of arguments to a PHP function
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This is now possible with PHP 5.6.x, using the ... operator (also known as splat operator in some languages):
Example:
function addDateIntervalsToDateTime( DateTime $dt, DateInterval ...$intervals )
{
foreach ( $intervals as $i...
Git for Windows: .bashrc or equivalent configuration files for Git Bash shell
...he file with "The syntax of the command is incorrect." but you can edit it now.
– tmorell
May 26 '13 at 15:49
31
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SQL Data Reader - handling Null column values
...ex))
return reader.GetString(colIndex);
return string.Empty;
}
Now you can call it like this:
employee.FirstName = SqlReader.SafeGetString(indexFirstName);
and you'll never have to worry about an exception or a null value again.
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Git 'fatal: Unable to write new index file'
...een having this same problem for the last few days. Basically, without my knowledge the entire repo had been moved to a new filesystem, when I tried to run git status, it was suddenly reporting that every file in the repo had been udpated.
Possible solutions
So, after much google scouring, I tried...
Why can't I reference System.ComponentModel.DataAnnotations?
...or 2010. I added this file and it seems to 'work', in that IntelliSense is now recognizing attributes on class members, such as [Display(Name = "My Property Name")]. Whether or not this works for everything else in this .dll I don't know.]
(1)
Microsoft Visual Studio Professional 2013
Version 12...
Meaning of $? (dollar question mark) in shell scripts
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This is even more wrong now. [ 1 ] and [ 0 ] are both true; [ without an operator checks if the argument is a non-empty string.
– tripleee
Jun 30 '19 at 17:05
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Programmatically scroll a UIScrollView
... flick. Basically my code works in a way similar to the iPhone photo app. Now, is there a way that I can programmatically do the same thing so that I end up with a slideshow that runs on its own with a click of a button and a configurable pause between each scroll?
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Split output of command by columns using Bash?
... space, obviously
$ <command> | sed -e "s/.*/ &/" | tr -s " "
Now, for this particular case of pid numbers (not names), there is a function called pgrep:
$ pgrep ssh
Shell functions
However, in general it is actually still possible to use shell functions in a concise manner, because...