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What do all of Scala's symbolic operators mean?
...he last one is interesting, because any symbolic method can be combined to form an assignment-like method that way.
And, of course, there's various combinations that can appear in code:
(_+_) // An expression, or parameter, that is an anonymous function with
// two parameters, used exactly w...
100% width table overflowing div container [duplicate]
... Jon SchneiderJon Schneider
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How to iterate over rows in a DataFrame in Pandas
...sions (vanilla for loop)
DataFrame.apply(): i) Reductions that can be performed in Cython, ii) Iteration in Python space
DataFrame.itertuples() and iteritems()
DataFrame.iterrows()
iterrows and itertuples (both receiving many votes in answers to this question) should be used in very rare circumst...
The shortest possible output from git log containing author and date
...008 +0000 Timezone configured in environment
a33c1dc jesper Tue Nov 25 01:26:18 2008 +0000 updated to most recent will_pagina
Inspired by stackoverflow question: "git log output like svn ls -v", i found out that I could add the exact params I needed.
To shorten the date (not showing the time...
What is NODE_ENV and how to use it in Express?
...lowing code to access the environment variable yourself so that you can perform your own checks and logic:
var environment = process.env.NODE_ENV
Assume production if you don't recognise the value:
var isDevelopment = environment === 'development'
if (isDevelopment) {
setUpMoreVerboseLogging()
}...
Who is “us” and who is “them” according to Git?
...ore, "us" = HEAD, but since git did a new checkout behind-the-scenes to perform this rebase, HEAD is NOT the branch you were on when you typed git rebase master. Instead, us, or HEAD, is some merge-base commit at which point a conflict occurred, and them is the other commit, which is some commit fro...
CommandError: You must set settings.ALLOWED_HOSTS if DEBUG is False
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edited Aug 18 at 14:01
SHR
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answered Aug 18...
asynchronous vs non-blocking
...ure out.
To make a good choice, you must analyze your need and test the performance of different architectures. There is no such an architecture that is suitable for various of needs.
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What's the difference between SoftReference and WeakReference in Java?
...rather than expand the heap, whereas the -server JRE tries to keep your performance high by preferring to expand the heap (if possible) rather than clear SoftReferences. One size does not fit all.
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Convert timestamp to readable date/time PHP
...ong with the date.
echo date('m/d/Y H:i:s', 1299446702);
Output: 03/06/2011 16:25:02
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