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Insert string at specified position
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+50
$newstr = substr_replace($oldstr, $str_to_insert, $pos, 0);
http://php.net/substr_replace
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Using pg_dump to only get insert statements from one table within database
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if version < 8.4.0
pg_dump -D -t <table> <database>
Add -a before the -t if you only want the INSERTs, without the CREATE TABLE etc to set up the table in the first place.
version >= 8.4.0
pg_dump --column-inserts --da...
NSDictionary - Need to check whether dictionary contains key-value pair or not
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edited Dec 20 '17 at 6:18
Tony Adams
67311 gold badge99 silver badges2828 bronze badges
an...
How to loop through array in jQuery?
...ach, isn't in it though.)
Four options:
Generic loop:
var i;
for (i = 0; i < substr.length; ++i) {
// do something with `substr[i]`
}
or in ES2015+:
for (let i = 0; i < substr.length; ++i) {
// do something with `substr[i]`
}
Advantages: Straight-forward, no dependency on jQu...
How to check if a database exists in SQL Server?
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edited Jun 8 '12 at 13:50
SteveC
12.8k2020 gold badges8282 silver badges143143 bronze badges
answered ...
cannot load such file — zlib even after using rvm pkg install zlib
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201
I ended up installing zlib from apt-get and then reinstalling ruby to not use the rvm directory...
JavaScript arrays braces vs brackets
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edited Nov 6 '13 at 17:02
Ben_Coding
38866 silver badges1717 bronze badges
answered Feb 26 '11 at 20:...
How to get string width on Android?
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203
You can use the getTextBounds(String text, int start, int end, Rect bounds) method of a Paint o...
T-SQL stored procedure that accepts multiple Id values
...as their own unique pros and cons.
Table-Valued Parameters. SQL Server 2008 and higher only, and probably the closest to a universal "best" approach.
The Iterative Method. Pass a delimited string and loop through it.
Using the CLR. SQL Server 2005 and higher from .NET languages only.
XML. Very...
How often does python flush to a file?
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340
For file operations, Python uses the operating system's default buffering unless you configure i...