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Programmatically get the cache line size?
...s what CPUs share this cache. This is very useful if you are doing multithreaded programming with shared data (you'll get better results if the threads sharing data are also sharing a cache).
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How to check if object has any properties in JavaScript?
...: var a = [1,2,3];a.something=4;console.log(Object.keys(a)) Because it's already part of ECMA 5 you can safely shim it: developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/…
– HMR
Nov 15 '13 at 13:32
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Should I initialize variable within constructor or outside constructor [duplicate]
...akes it clear at a glance how the variable is initialized. Typically, when reading a program and coming across a variable, you'll first go to its declaration (often automatic in IDEs). With style 2, you see the default value right away. With style 1, you need to look at the constructor as well.
If y...
How to annotate MYSQL autoincrement field with JPA annotations
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For anyone reading this who is using EclipseLink for JPA 2.0, here are the two annotations I had to use to get JPA to persist data, where "MySequenceGenerator" is whatever name you want to give the generator, "myschema" is the name of t...
How to list the contents of a package using YUM?
.../doc/time-1.7/COPYING
/usr/share/doc/time-1.7/NEWS
/usr/share/doc/time-1.7/README
/usr/share/info/time.info.gz
On at least one RH system, with rpm v4.8.0, yum v3.2.29, and repoquery v0.0.11, repoquery -l rpm prints nothing.
If you are having this issue, try adding the --installed flag: repoquery ...
Difference between SurfaceView and View?
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Views are all drawn on the same GUI thread which is also used for all user interaction.
So if you need to update GUI rapidly or if the rendering takes too much time and affects user experience then use SurfaceView.
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Remove duplicates from an array of objects in JavaScript
... this function and underscore has similar ones. Before voting down, please read answers carefully.
– ambodi
Jan 25 '15 at 11:08
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git rebase: “error: cannot stat 'file': Permission denied”
... reboot but I didn't test the iisreset solution.
– qdread
Jan 7 '19 at 17:00
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MbUnit under Linux, used within an F# project?
...successful). I suppose the list might be moderated by someone who does not read his email very often :-) Seeing as SO has tags for both Gallio and MbUnit, I thought it was worth asking here.
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How to “EXPIRE” the “HSET” child key in redis?
...purpose. This allows all those keys to fall in the same hash slot. You can read more about it here: https://redis.io/topics/cluster-tutorial
Now if we want to do the same operation of hashes, we could do:
HDEL hash_top_key child_key_1 => DEL {hash_top_key}child_key_1
HGET hash_top_key child_ke...