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How to sort a dataFrame in python pandas by two or more columns?
...d on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Shortcuts in Objective-C to concatenate NSStrings
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+1 for this answer. [NSMutableString appendString] is more memory friendly than [NSString stringByAppendingStrings].
– Pierre-David Belanger
Sep 27 '11 at 14:22
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In practice, what are the main uses for the new “yield from” syntax in Python 3.3?
... a generator (coroutine) using yield from - Part 1
Now let's do something more interesting. Let's create a coroutine called writer that accepts data sent to it and writes to a socket, fd, etc.
def writer():
"""A coroutine that writes data *sent* to it to fd, socket, etc."""
while True:
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Practical uses of git reset --soft?
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a classic merge
a subtree merge
all into one (octopus, since there is more than two branches merged) commit merge.
Tomas "wereHamster" Carnecky explains in his "Subtree Octopus merge" article:
The subtree merge strategy can be used if you want to merge one project into a subdirectory of...
Array.Copy vs Buffer.BlockCopy
...ameters to Buffer.BlockCopy are byte-based rather than index-based, you're more likely to screw up your code than if you use Array.Copy, so I would only use Buffer.BlockCopy in a performance-critical section of my code.
shar...
How do I clone a range of array elements to a new array?
... than a length is a simple change; I've posted "as is" because that is the more "typical" usage)
– Marc Gravell♦
Jun 3 '09 at 8:39
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Height equal to dynamic width (CSS fluid layout) [duplicate]
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Hidden Features of Xcode 4
...t. Xcode 4 now combines these into a single #pragma mark - <name>.
More on pragma mark.
share
edited Feb 23 '12 at 16:58
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How to check if multiple array keys exists
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I think this can be made more readable by using !array_diff($keys, array_keys($array)); because there is a little less cognitive load involved in working out those array_flips.
– moopet
Mar 29 '19 at 12:05
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Can I keep Nuget on the jQuery 1.9.x/1.x path (instead of upgrading to 2.x)?
...s in the future. I've been in touch with the package author and will write more if I receive a reply.
In the interim, you can constrain the version of your package by using the following syntax in your packages.config:
<package id="jQuery" version="1.9.1" allowedVersions="[1.9.1]" />
There...