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Can I set variables to undefined or pass undefined as an argument?
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10 Answers
10
Active
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Count with IF condition in MySQL query
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@mojuba not 100% the same, your trick returns null when COUNT (no conditions) would've returned 0. When COUNT would've returned anything but 0, but the SUM does return 0, your trick returns 0.
– Robin Kanters
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How can I pad a value with leading zeros?
...:4,minimumFractionDigits:2,useGrouping:false})
...will output "-0000.10".
// or
const padded = (.1+"").padStart(6,"0");
`-${padded}`
...will output "-0000.1".
A simple function is all you need
function zeroFill( number, width )
{
width -= number.toString().length;
if ( width >...
I've found my software as cracked download on Internet, what to do?
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Ok, I've been selling software online for almost 10 years. I have had several products marketed to both individuals and businesses.
I am always shocked when I see developers are happy that someone thought their software was worth stealing. I mean, didn't you already know t...
Iterating over each line of ls -l output
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answered May 18 '10 at 18:50
Randy ProctorRandy Proctor
6,39011 gold badge2121 silver badges2626 bronze badges
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Node.js: Difference between req.query[] and req.params
...to change it to another?
– John
Jun 10 '15 at 2:00
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show 1 more comment
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Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
...utable? Or is this just a common convention and not guaranteed to be true 100% of the time?
8 Answers
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Running bash script from within python
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10
Make sure that sleep.sh has execution permissions, and run it with shell=True:
#!/usr/bin/pyth...
ExecutorService that interrupts tasks after a timeout
...ble(){
public void run(){
handler.cancel();
}
}, 10000, TimeUnit.MILLISECONDS);
This will execute your handler (main functionality to be interrupted) for 10 seconds, then will cancel (i.e. interrupt) that specific task.
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Cannot set boolean values in LocalStorage?
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answered Jul 16 '10 at 8:46
kennytmkennytm
451k9292 gold badges980980 silver badges958958 bronze badges
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