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How to change Elasticsearch max memory size
...h uses system caches heavily, so you should leave enough memory for them. (from asquera.de/opensource/2012/11/25/… )
– Tom
Nov 11 '13 at 13:52
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Interfaces with static fields in java for sharing 'constants'
...va 1.5+, you can use static imports to import the constants/static methods from another class/interface:
import static com.kittens.kittenpolisher.KittenConstants.*;
This avoids the ugliness of making your classes implement interfaces that have no functionality.
As for the practice of having a cl...
Parsing CSV files in C#, with header
...the FileHelpers engine at a file, and bingo - you get back all the entries from that file. One simple operation - great performance!
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How can I convert a Unix timestamp to DateTime and vice versa?
... For the .NET Framework 4.6 and above there is now static DateTimeOffset.FromUnixMilliseconds and DateTimeOffset.ToUnixMilliseconds.
– rookie1024
May 18 '16 at 2:49
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Why do people use __(double underscore) so much in C++
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From Programming in C++, Rules and Recommendations :
The use of two underscores (`__') in identifiers is reserved for the compiler's internal use according to the ANSI-C standard.
Underscores (`_') are often used in ...
How to check if character is a letter in Javascript?
... The code only tests whether the character is one of the basic letter from a to z (very few languages are written using only those letters). This is very different from the Java function that was mentioned.
– Jukka K. Korpela
Mar 25 '12 at 19:19
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What is meant by Resource Acquisition is Initialization (RAII)?
...xception thrown).
It is a widely used good practice in C++, because apart from being a safe way to deal with resources, it also makes your code much cleaner as you don't need to mix error handling code with the main functionality.
* Update: "local" may mean a local variable, or a nonstatic member ...
Convert from ASCII string encoded in Hex to plain ASCII?
How can I convert from hex to plain ASCII in Python?
8 Answers
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How to force cp to overwrite without confirmation
...ill abolish that for the current session, otherwise you can just remove it from your shell profile.
You can temporarily bypass an alias and use the non-aliased version of a command by prefixing it with \, e.g. \cp whatever
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New self vs. new static
...u called the method on.
In the following example, B inherits both methods from A. The self invocation is bound to A because it's defined in A's implementation of the first method, whereas static is bound to the called class (also see get_called_class()).
class A {
public static function get_se...