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How do I check OS with a preprocessor directive?
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16 Answers
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What is the “hasClass” function with plain JavaScript?
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How do you execute an arbitrary native command from a string?
...nd #3:
iex $command
Some strings won't run as-is, such as your example #1 because the exe is in quotes. This will work as-is, because the contents of the string are exactly how you would run it straight from a Powershell command prompt:
$command = 'C:\somepath\someexe.exe somearg'
iex $command
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Can TCP and UDP sockets use the same port?
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Yes, you can use the same port number for both TCP and UDP. Many protocols already do this, f...
Cron job every three days
Is it possible to run a cronjob every three days? Or maybe 10 times/month.
11 Answers
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Find JavaScript function definition in Chrome
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Putting a simple if-then-else statement on one line [duplicate]
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1739
That's more specifically a ternary operator expression than an if-then, here's the python syn...
Capture key press (or keydown) event on DIV element
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(1) Set the tabindex attribute:
<div id="mydiv" tabindex="0" />
(2) Bind to keydown:
$('#mydiv').on('keydown', function(event) {
//console.log(event.keyCode);
switch(event.keyCode){
//....your actions...
Split string based on a regular expression
...or more whitespace characters, thus I'm using regular expressions to match 1 or more spaces and split it. However, a space is being inserted between every element:
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Finding what methods a Python object has
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