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What is the performance of Objects/Arrays in JavaScript? (specifically for Google V8)
Performance associated with Arrays and Objects in JavaScript (especially Google V8) would be very interesting to document. I find no comprehensive article on this topic anywhere on the Internet.
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Random number from a range in a Bash Script
I need to generate a random port number between 2000-65000 from a shell script. The problem is $RANDOM is a 15-bit number, so I'm stuck!
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c++ Timer使用总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
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printf("use timer in workthread of console application<masterz>\n");
HANDLE hThread = CreateThread(
NULL, // no security attributes
0, // use default stack size
Thread, // thread ...
Convert String[] to comma separated string in java
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Again, concepts... And thanks for the down-vote. But there you go, fixed it.
– Nico Huysamen
Jul 8 '11 at 10:31
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How to write a bash script that takes optional input arguments?
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You could use the default-value syntax:
somecommand ${1:-foo}
The above will, as described in Bash Reference Manual - 3.5.3 Shell Parameter Expansion [emphasis mine]:
If parameter is unset or null, the expansion of word is substituted. Otherwise, the value of paramet...
String literals and escape characters in postgresql
...s such:
insert into EscapeTest (text) values (E'This is the first part \n And this is the second');
This suppressed the warning, but the text was still not being returned correctly. When I added the additional slash as Michael suggested, it worked.
As such:
insert into EscapeTest (text) values ...
How to detect if a stored procedure already exists
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If you DROP and CREATE the procedure, you will loose the security settings. This might annoy your DBA or break your application altogether.
What I do is create a trivial stored procedure if it doesn't exist yet. After that, you can AL...
python: SyntaxError: EOL while scanning string literal
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And careful to only use three quotation marks, I had four by accident and the error came up
– Oregano
Dec 9 '14 at 23:13
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Best practices with STDIN in Ruby?
I want to deal with the command line input in Ruby:
10 Answers
10
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What is the default access specifier in Java?
I just started reading a Java book and wondered; which access specifier is the default one, if none is specified?
12 Answer...
