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How to run travis-ci locally
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Prerequisites
You have public repo on GitHub
You ran at least one build on Travis
You have Docker set up on your computer
Set up the build environment
Reference: https://docs.travis-ci.com/user/common-build-problems/
Make up your own temporary build ID
BUILDID="build-$RANDOM"
Vie...
How to increment a datetime by one day?
... current answers are wrong in some cases as they do not consider that timezones change their offset relative to UTC. So in some cases adding 24h is different from adding a calendar day.
Proposed solution
The following solution works for Samoa and keeps the local time constant.
def add_day(today):...
How do you get the rendered height of an element?
...
One word - awesome! Thanks for everyone's participation. Lots of good info on this thread. This will allow me to center pages using CSS but use jQuery to make the overall height of the "container" div correct without venturi...
What is a good Hash Function?
...For doing "normal" hash table lookups on basically any kind of data - this one by Paul Hsieh is the best I've ever used.
http://www.azillionmonkeys.com/qed/hash.html
If you care about cryptographically secure or anything else more advanced, then YMMV. If you just want a kick ass general purpose h...
Replace one character with another in Bash
...olution is good when dealing with short strings (the common case, I guess) one may prefer tr for long strings. On my system tr outperforms bash starting at strings with more than 1000 characters. It seems like bash's time complexity is worse than linear. A small test: x="$(tr -dc 'a-z \n' </dev/u...
erb, haml or slim: which one do you suggest? And why? [closed]
... benchmark code that you can modify/test on your own machine: github.com/stonean/slim#testing
– Gerry
Aug 28 '12 at 21:39
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Java : How to determine the correct charset encoding of a stream
...pet of the file in different encodings and ask you to select the "correct" one.
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When can I use a forward declaration?
... can be inconvenient for the user who would expect the header to be standalone.
– Luc Touraille
Jul 8 '13 at 11:45
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The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead [dupl
...on may not be bundled with future versions of PHP (indeed, as already mentioned, it has been removed from PHP v7). Instead, you should take this opportunity to migrate your application now, before it's too late.
Note also that this technique will suppress all E_DEPRECATED messages, not just those ...
File.separator vs FileSystem.getSeparator() vs System.getProperty(“file.separator”)?
...n cases where you need your code to operate on multiple filesystems in the one JVM.
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