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Is double square brackets [[ ]] preferable over single square brackets [ ] in Bash?
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@guns: Even if bash is installed on my box, it might not be executing the script (I might have /bin/sh symlinked to some dash-variant, as is standard on FreeBSD and Ubuntu). There's additional weirdness with Busybox, too: with standard compilation options nowad...
StringBuilder vs String concatenation in toString() in Java
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I've tried this example to test the speed. So my results are: slow elapsed 29672 ms; fast elapsed 15 ms. So the answer is obvious. But if it would be 100 iterations - time is the same - 0 ms. If 500 iterations - 16 ms and 0 ms. And so on.
– Ernestas...
Java packages com and org
...ser. They use 'username/packageName' or something similar. So I would name my packages in java as 'username.packagename'
– OzzyTheGiant
Sep 18 '17 at 14:47
add a comment
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How can you dynamically create variables via a while loop? [duplicate]
...naries too. I wonder why I have been downvoted by some downvote sniper for my answer creating an item in globals() while the answer of Gintautas Miliauskas is upvoted and this answer that doesn't give the how-to for <dynamically create key> is upvoted 3 times.
– eyquem
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How are people managing authentication in Go? [closed]
...uthor of this snippet requires that every copy needs an attribution. (Only my two cents).
– topskip
Dec 14 '14 at 20:29
35
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Django FileField with upload_to determined at runtime
I'm trying to set up my uploads so that if user joe uploads a file it goes to MEDIA_ROOT/joe as opposed to having everyone's files go to MEDIA_ROOT. The problem is I don't know how to define this in the model. Here is how it currently looks:
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Finding local maxima/minima with Numpy in a 1D numpy array
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@SvenMarnach I have used your above solution to solve my problem posted here stackoverflow.com/questions/57403659/… but I got output [False False] What could be the problem here?
– Msquare
Aug 8 '19 at 15:10
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API pagination best practices
... actually contain a time value) are unique.
– Nolan Amy
Apr 21 '14 at 23:52
3
@jandjorgensen I li...
Does Python have “private” variables in classes?
...d Python, I've never actually used private or protected.
Why not?
Here's my question "protected from whom?"
Other programmers on my team? They have the source. What does protected mean when they can change it?
Other programmers on other teams? They work for the same company. They can -- wi...
How to turn on WCF tracing?
...t;
</listeners>
</source>
<source name="myUserTraceSource"
switchValue="Information, ActivityTracing">
<listeners>
<add name="xml"/>
</listeners>
</source>
</sources>
<share...