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How do I create a category in Xcode 6 or higher?
...bjective-C file under Sources in iOS or Mac OS respectively and Click Next
Now under File Type: choose either Category, Protocol, or Extension
PS. Under File Name: whatever you type here will be either the Category, Protocol, or Extension Name.
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How do HashTables deal with collisions?
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If chaining is used, when given a key, how do we know which item to get back?
– ChaoSXDemon
Oct 10 '15 at 4:04
1
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Use IntelliJ to generate class diagram
...re's no plugins available for community version to generate class diagram, now and in the future?
– Bruce Sun
Sep 20 '16 at 3:50
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Using logging in multiple modules
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And in your main module :
#main
import logging
# load my module - this now configures the logger
import my_module
# This will now disable the logger in my module by default, [see the docs][1]
logging.config.fileConfig('logging.ini')
my_module.foo()
bar = my_module.Bar()
bar.bar()
Now the lo...
Why should I avoid using Properties in C#?
...to read than the equivalent method calls. I agree that developers need to know that properties are basically methods in disguise - but I think that educating developers about that is better than making code harder to read using methods. (In particular, having seen Java code with several getters and ...
Is there an equivalent of 'which' on the Windows command line?
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@mawg, the original was for where you know the extension since it mirrors which under UNIX (where that extension-adding trickery doesn't occur). I've now added one which can do what you wish but it's no longer a simple command so much as a script. It first tries t...
STL or Qt containers?
... captives into the Colosseum and then hunted them down with lions. If you know better, don't follow local habits. That's as true in Qt as it would have been for Modern Man in the Roman Empire...
– Marc Mutz - mmutz
Jan 6 '15 at 12:40
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SecurityException: Permission denied (missing INTERNET permission?)
this error is really really really strange and I don't know how to reproduce it and how to fix it because I made a lot of searches but nothing was useful.
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Find row where values for column is maximal in a pandas DataFrame
...values as your index labels, like rows 'a' through 'e', you might want to know that the max occurs in row 4 (not row 'd').
if you want the integer position of that label within the Index you have to get it manually (which can be tricky now that duplicate row labels are allowed).
HISTORICAL NOTE...
What reason is there to use null instead of undefined in JavaScript?
I've been writing JavaScript for quite a long time now, and I have never had a reason to use null . It seems that undefined is always preferable and serves the same purpose programmatically. What are some practical reasons to use null instead of undefined ?
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