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memcpy() vs memmove()
... simple (but fast) manner. Simplistically, it just loops over the data (in order), copying from one location to the other. This can result in the source being overwritten while it's being read.
Memmove does more work to ensure it handles the overlap correctly.
EDIT:
(Unfortunately, I can't find d...
PostgreSQL LIKE query performance variations
...ocale (effectively no locale), then everything is sorted according to byte order anyway and a plain btree index with default operator class does the job.
More details, explanation, examples and links in these related answers on dba.SE:
Pattern matching with LIKE, SIMILAR TO or regular expressions...
How to force garbage collection in Java?
...ES it is almost possible to forced you have to call to methods in the same order and at the same time this ones are:
System.gc ();
System.runFinalization ();
even if is just one object to clean the use of this two methods at the same time force the garbage collector to use the finalise() method o...
Difference between PCDATA and CDATA in DTD
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matplotlib Legend Markers Only Once
...: I had not seen that. My mistake. You should also highlight it as code in order to make it more visible.
– Marcos Alex
Mar 7 '14 at 8:41
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How to prevent column break within an element?
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This solution removes the list item, so if you're using order lists for example this wouldn't be an alternative.
– Ricardo Zea
Jul 23 '13 at 17:19
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Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
...what "java -version" returns on this machine right now: java version "1.6.0_22" OpenJDK Runtime Environment (IcedTea6 1.10.6) (fedora-63.1.10.6.fc15-x86_64) OpenJDK 64-Bit Server VM (build 20.0-b11, mixed mode)
– Samuel Audet
May 30 '12 at 3:34
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How do I get LaTeX to hyphenate a word that contains a dash?
... MWE, it will hypenate too much. Just set \setlength{\textwidth}{0.1cm} in order to try that.
– LaRiFaRi
Jul 30 '14 at 10:57
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How do you create a transparent demo screen for an Android app?
...d for me, but I had problems in my activities doing extend Activity. So in order to use AppCompatActivity I defined the style like this: <style name="Transparent" parent="Theme.AppCompat"> <item name="android:windowContentOverlay">@null</item> <item name="androi...
What does “yield break;” do in C#?
...local variables), and each time it is scheduled it takes some action(s) in order to reach a new state. The key point about yield is that, unlike the operating system threads we're used to, the code that uses it is frozen in time until the iteration is manually advanced or terminated.
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