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How to create a CPU spike with a bash command
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Reading from /dev/zero and writing to /dev/null is not a very good load generator - you have to run a lot of them to generate significant load. Better to do something like dd if=/dev/urandom | bzip2 -9 >> /dev/null. /dev/urand...
String replacement in java, similar to a velocity template
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Use StringSubstitutor from Apache Commons Text.
https://commons.apache.org/proper/commons-text/
It will do it for you (and its open source...)
Map<String, String> valuesMap = new HashMap<String, String>();
valuesMap.put("animal", ...
Passing multiple variables in @RequestBody to a Spring MVC controller using Ajax
...ngfox etc) probably will not be able to parse your request/response schema from your source code.
– stratovarius
Nov 15 '18 at 9:30
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Combine two ActiveRecord::Relation objects
...solution for me.
Instead of searching for right method creating an union from these two sets, I focused on algebra of sets. You can do it in different way using De Morgan's law
ActiveRecord provides merge method (AND) and also you can use not method or none_of (NOT).
search.where.none_of(search...
Why should I learn Lisp? [closed]
...gram that simulated Abbott and Costello's "Who's on First" routine. Input from the user was matched against some pretty complicated data structures (resembling maps in other languages, but much more flexible) to choose what an appropriate response would be. I also wrote a routine to solve a 3x3 sl...
How to limit google autocomplete results to City and Country only
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check this code right from google. they made a filtering example code.google.com/apis/maps/documentation/javascript/…
– UnLoCo
Nov 26 '11 at 22:37
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How do I create a directory from within Emacs?
...create directories in Emacs. The best answer I found was in another thread from a few years later. The answer from Victor Deryagin was exactly what I was looking for. Adding that code to your .emacs will make Emacs prompt you to create the directory when you go to save the file.
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runOnUiThread vs Looper.getMainLooper().post in Android
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The following behaves the same when called from background threads:
using Looper.getMainLooper()
Runnable task = getTask();
new Handler(Looper.getMainLooper()).post(task);
using Activity#runOnUiThread()
Runnable task = getTask();
runOnUiThread(task);
The only ...
onConfigurationChanged not getting called
...your activity, even when running on an Android 3.2 or
higher device).
(From http://developer.android.com/guide/topics/resources/runtime-changes.html)
TL;DR: add "|screenSize" to configChanges when targeting API level 13+
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Flatten list of lists [duplicate]
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Using itertools.chain.from_iterable is much simpler.
– Platinum Azure
Jun 29 '12 at 15:41
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