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What is the size of an enum in C?
... As an ugly implementation sensitive hack on twos complement platforms (is that all systems these days?), you can force an enum to be as large as an int by making sure it contains negative values. Not a recommended technique though.
– persiflage
Sep 2...
Find the PID of a process that uses a port on Windows
...see everything you need.
The headers are:
Proto Local Address Foreign Address State PID
TCP 0.0.0.0:37 0.0.0.0:0 LISTENING 1111
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How to create a directory if it doesn't exist using Node.js?
... to create a directory if it doesn't exist.
It should have full permission for the script and readable by others.
17 Answer...
How do you find out the type of an object (in Swift)?
...d out what type something is. I know the debugger can show you some type information, and you can usually rely on type inference to get away with not specifying the type in those situations, but still, I'd really like to have something like Python's type()
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ExpressJS How to structure an application?
I'm using the ExpressJS web framework for NodeJS.
21 Answers
21
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Is there a difference between x++ and ++x in java?
...on to prefer Emil H's answer is that his example code is /slightly/ more informative.
– Jonik
Jul 7 '09 at 21:20
Jonik...
How to print a groupby object
...
Simply do:
grouped_df = df.groupby('A')
for key, item in grouped_df:
print(grouped_df.get_group(key), "\n\n")
This also works,
grouped_df = df.groupby('A')
gb = grouped_df.groups
for key, values in gb.iteritems():
print(df.ix[values], "\n\n")
For ...
How do I determine the target architecture of static library (.a) on Mac OS X?
...'m interested in verifying if a given iPhone static library has been built for ARM or Intel.
5 Answers
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What does the Reflect object do in JavaScript?
I saw a blank stub on MDN a while ago for the Reflect object in javascript but I can't for the life of me find anything on Google. Today I found this http://people.mozilla.org/~jorendorff/es6-draft.html#sec-reflect-object and it sounds similar to the Proxy object apart from the realm and loader ...
Pick a random element from an array
...y = ["Frodo", "sam", "wise", "gamgee"]
let randomIndex = Int(arc4random_uniform(UInt32(array.count)))
print(array[randomIndex])
The castings are ugly, but I believe they're required unless someone else has another way.
sha...