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Create nice column output in python
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This will make all columns the same width, which is not what column -t does.
– intuited
Dec 5 '12 at 0:54
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Easiest way to copy a single file from host to Vagrant guest?
...py files but didn't work and giving error vagrant scp /vagrant/www/koushik.php ubuntu/trusty64:/usr/share/nginx/html I am trying to copy files into the nginx root directory. It says, The machine with the name 'C' was not found configured for this Vagrant environment. The directory and everything is ...
String.IsNullOrWhiteSpace in LINQ Expression
...ls
.AsEnumerable()
.Where(
b => b.TarrifId == tariffId && b.Diameter == diameter
|| (b.TarrifId==tariffId && !string.IsNullOrWhiteSpace(b.Diameter))
||(!b.TarrifId.HasValue) && b.Diameter==diameter
);
NOTE: Ths code will have an higher...
Select something that has more/less than x character
...Oracle documentation:
http://www.techonthenet.com/oracle/functions/length.php
And here is the mySQL Documentation of Length(string):
http://dev.mysql.com/doc/refman/5.1/en/string-functions.html#function_length
For PostgreSQL, you can use length(string) or char_length(string). Here is the Postgre...
Initialization of all elements of an array to one default value in C++?
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@litb, @Evan: For example gcc generates dynamic initialization (lots of movs) even with optimizations enabled. For large arrays and tight performance requirements, you want to do the init at compile time. memcpy is probably better optimized for ...
How to get IP address of the device from code?
...dx=0; idx < bytes.length; idx++) {
int intVal = bytes[idx] & 0xff;
if (intVal < 0x10) sbuf.append("0");
sbuf.append(Integer.toHexString(intVal).toUpperCase());
}
return sbuf.toString();
}
/**
* Get utf8 byte array.
* @p...
HTTP URL Address Encoding in Java
....com", "/booksearch/é",null); Does not do correct escaping with this sample? This should have been escaped with % escapes
– fmucar
Jan 19 '11 at 12:36
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How to read the Stock CPU Usage data
...T reperesent load average in %:
http://forum.xda-developers.com/showthread.php?t=1495763
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How do I enable TODO/FIXME/XXX task tags in Eclipse?
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Worked with my Php perspective
– pal4life
Oct 17 '13 at 14:44
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How do I test if a variable is a number in Bash?
...$'
if ! [[ $yournumber =~ $re ]] ; then
echo "error: Not a number" >&2; exit 1
fi
If the value is not necessarily an integer, consider amending the regex appropriately; for instance:
^[0-9]+([.][0-9]+)?$
...or, to handle numbers with a sign:
^[+-]?[0-9]+([.][0-9]+)?$
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