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What's the magic of “-” (a dash) in command-line parameters?
... has been going on for billions of seconds. ;-)
– David R Tribble
Jan 15 at 17:49
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How do I pipe a subprocess call to a text file?
....txt", "w")
subprocess.call(["/home/myuser/run.sh", "/tmp/ad_xml", "/tmp/video_xml"], stdout=f)
I'm guessing any valid file-like object would work, like a socket (gasp :)), but I've never tried.
As marcog mentions in the comments you might want to redirect stderr as well, you can redirect this t...
gdb: how to print the current line or find the current line number?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
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How can I hide an HTML table row so that it takes up no space?
How can I hide an HTML table row <tr> so that it takes up no space? I have several <tr> 's set to style="display:none;" , but they still affect the size of the table and the table's border reflects the hidden rows.
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unsigned APK can not be installed
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I did not know that even with the "Allow Installation of non-Marked application", I still needed to sign the application.
I self-signed my application, following this link self-sign and release application, It only took 5 minut...
What Regex would capture everything from ' mark to the end of a line?
...'.*
is technically correct, however it is clearer to be specific and avoid confusion for later code maintenance, hence my use of the $. It is my belief that it is always better to declare explicit behaviour than rely on implicit behaviour in situations where clarity could be questioned.
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Why should I implement ICloneable in c#?
...lse about it. This is a very different situation from e.g. IEnumerable or IDisposable; there are many situations where it's useful to accept an IEnumerable without knowing anything other than how to enumerate it.
On the other hand, ICloneable may be useful when applied as a generic constraint alon...
Using isKindOfClass with Swift
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override func touchesBegan(touches: NSSet, withEvent event: UIEvent) {
super.touchesBegan(touches, withEvent: event)
let touch : UITouch = touches.anyObject() as UITouch
if touch.view.isKindOfClass(UIPickerView)
...
.prop('checked',false) or .removeAttr('checked')?
...ould cause inconsistent behavior. As of jQuery 1.6, the .prop() method provides a way to explicitly retrieve property values, while .attr() retrieves attributes.
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Python call function within class
...e taking different arguments. Then How can we call distToPoint which is inside the class? Anyone can explain that for me please.
– Raghavendra Gupta
Feb 7 '19 at 8:46
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