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MySQL and GROUP_CONCAT() maximum length
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Rackspace and other cloud servers don't allow GLOBAL access. I try using jdbc.execute("SET SESSION group_concat_max_len = ..."); inside the Dao initialize method but as keatkeat has stated, this is only temporary. If anyone knows the right way to make this change p...
How do you pass custom environment variable on Amazon Elastic Beanstalk (AWS EBS)?
...ll deploy to another environment later and are afraid of forgetting to manually set them, or if you are ok with committing the values to source control. I use a mix of both.
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Show hide fragment in android
...ity flags of the container - FragmentTransaction.hide/show does that internally for you.
So the correct way to do this is:
FragmentManager fm = getFragmentManager();
fm.beginTransaction()
.setCustomAnimations(android.R.animator.fade_in, android.R.animator.fade_out)
.show(somefr...
Quickest way to convert XML to JSON in Java [closed]
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download all the files not just XML.java. From here: github.com/douglascrockford/JSON-java/downloads
– Spiff
Oct 18 '12 at 15:37
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Read values into a shell variable from a pipe
...e, what worked for me was (a different example but similar usage): pip install -U echo $(ls -t *.py | head -1). In case, someone ever has a similar problem and stumbles upon this answer like me.
– ivan_bilan
Mar 14 '19 at 15:25
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how to draw smooth curve through N points using javascript HTML5 canvas?
...he resulting line is not smooth. How can I produce a single curve between all the gathered points?
11 Answers
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Saving an Object (Data persistence)
...ics.
cPickle (or _pickle) vs pickle
It's almost always preferable to actually use the cPickle module rather than pickle because the former is written in C and is much faster. There are some subtle differences between them, but in most situations they're equivalent and the C version will provide gr...
Resolve build errors due to circular dependency amongst classes
...ember that the .cc and not the .h is the unit of compilation), you need to allocate space for object A. So, well, how much space then? Enough to store B! What's the size of B then? Enough to store A! Oops.
Clearly a circular reference that you must break.
You can break it by allowing the compiler ...
Return positions of a regex match() in Javascript?
... @OnurYıldırım - here's a jsfiddle of it working...I've tested it all the way back to IE5...works great: jsfiddle.net/6uwn1vof
– Jimbo Jonny
Mar 29 '16 at 22:34
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How do I specify a password to 'psql' non-interactively?
...gpass file that your bash script has access to. Or don't use passwords at all--you could set up another form of authentication, such as ident, or using SSL certificates.
– Flimzy
Jun 19 '11 at 21:19
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