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Why do we need a fieldset tag?
...entified categories.
Different browsers may display the default fieldset border in different ways. Cascading Style Sheets can be used to remove the border or change its appearance.
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Namespace + functions versus static methods on a class
... the keyword "using":
#include <string>
#include <vector>
// Etc.
{
using namespace std ;
// Now, everything from std is accessible without qualification
string s ; // Ok
vector v ; // Ok
}
string ss ; // COMPILATION ERROR
vector vv ; // COMPILATION ERROR
And you can eve...
How to identify all stored procedures referring a particular table
... and sp.type in ('P', 'FN')
where o.name = 'YourTableName'
order by sp.Name
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Splitting templated C++ classes into .hpp/.cpp files--is it possible?
...'s going on, remove confusion around makefiles targeting actual cpp files, etc.
– underscore_d
Jan 15 '16 at 11:55
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How to get the last char of a string in PHP?
...b, or other whitespace, manually replace the various line endings first:
$order = array("\r\n", "\n", "\r");
$string = str_replace($order, '', $string);
$lastchar = substr($string, -1);
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Group By Multiple Columns
...ry helpful. I find the use of an aggregate function (i.e., MAX, MIN, SUM, etc.) side-by-side with grouping to be a common scenario.
– barrypicker
Jan 24 '14 at 18:44
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PHP Sort Array By SubArray Value
...parison functions just require a return of 1, 0, or -1 indicating the sort order for two elements.
– Tesserex
Mar 19 '10 at 13:19
1
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Do you need to use path.join in node.js?
...the given pathes come from unknown sources (eg. user input, 3rd party APIs etc.).
So path.join('a/','b') path.join('a/','/b'), path.join('a','b') and path.join('a','/b') will all give a/b.
Without using it, you usually would make expectations about the start and end of the pathes joined, knowing...
Find duplicate lines in a file and count how many time each line was duplicated?
...ount
For the given input, the output is:
3 123
2 234
1 345
In order to sort the output with the most frequent lines on top, you can do the following (to get all results):
sort FILE | uniq -c | sort -nr
or, to get only duplicate lines, most frequent first:
sort FILE | uniq -cd | sort...
Can I run multiple programs in a Docker container?
... for each process such as autorestart=true, stdout_logfile, stderr_logfile etc. Take a look at docs.docker.com/engine/admin/using_supervisord
– Andreas Lundgren
Aug 12 '16 at 7:39
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