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Rails server says port already used, how to kill that process?
...This can happen if you're running debugger in RubyMine and it crashes or something... The server stops but the debugger continues... Anyway, this is the solution I used and it works perfectly :)
– J Smith
Jun 22 '15 at 12:24
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Multi-line strings in PHP
...xml = "l\nvv";
or
$xml = <<<XML
l
vv
XML;
Edit based on comment:
You can concatenate strings using the .= operator.
$str = "Hello";
$str .= " World";
echo $str; //Will echo out "Hello World";
share
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get current url in twig template?
... Twig template (and not the full URL), i.e.
I don't want http://www.sitename.com/page , I only need /page .
6 Answers
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How to disable text selection using jQuery?
...r jQuery-UI have any functionality to disable text selection for given document elements?
13 Answers
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How to kill a process running on particular port in Linux?
... It does not properly close the port. The port is put into TIME_WAIT state after the parent process is killed. The OS will then eventually completely close the port after about 60 seconds. It means that you can't reuse the port for at least 60 seconds (unless you give the reuse option ...
I need a Nodejs scheduler that allows for tasks at different intervals [closed]
I am looking for a node job schedule that will allow me to schedule a number of tasks at different intervals. For instance,
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Logical operators for boolean indexing in Pandas
I'm working with boolean index in Pandas.
The question is why the statement:
3 Answers
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sed beginner: changing all occurrences in a folder
...mmand will create a .bak file for each changed file.
Notes:
The -i argument for sed command is a GNU extension, so, if you are running this command with the BSD's sed you will need to redirect the output to a new file then rename it.
The find utility does not implement the -exec argument in old ...
Store a closure as a variable in Swift
... block's input and output, store one of those blocks that's passed in to a method, then use that block later:
7 Answers
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How to set java_home on Windows 7?
I went to the Environment Variables in 'System' in the control panel and made two new variables, one for user variables and one for system variables. Both were named JAVA_HOME and both pointing to
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