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Command line: piping find results to rm
...d -type f -name '*.sql' -mtime +15 | xargs rm
xargs is the command that "converts" its standard input into arguments of another program, or, as they more accurately put it on the man page,
build and execute command lines from standard input
Note that if file names can contain whitespace char...
What are POD types in C++?
...destructors and virtual members functions. Wikipedia's article on POD goes into a bit more detail and defines it as:
A Plain Old Data Structure in C++ is an aggregate class that contains only PODS as members, has no user-defined destructor, no user-defined copy assignment operator, and no nonsta...
Resolve absolute path from relative path and/or file name
...
I came across a similar need this morning: how to convert a relative path into an absolute path inside a Windows command script.
The following did the trick:
@echo off
set REL_PATH=..\..\
set ABS_PATH=
rem // Save current directory and change to target directory
pushd %R...
Test for existence of nested JavaScript object key
... arguments is not actually an array. Array.prototype.slice.call(arguments) converts it to a formal array. Learn
– deefour
Nov 10 '12 at 1:00
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Example invalid utf8 string?
...amples generated from U+24B62. I used them for a bug report: Bug #65045 mb_convert_encoding breaks well-formed character
// U+24B62: "\xF0\xA4\xAD\xA2"
"\xF0\xA4\xAD" ."\xF0\xA4\xAD\xA2"."\xF0\xA4\xAD\xA2"
"\xF0\xA4\xAD\xA2"."\xF0\xA4\xAD\xA2"."\xF0\xA4\xAD"
The oversimplification of range of ...
SVG fill color transparency / alpha?
...
I used this solution on Highcharts, and it worked. It converted rgba to rgb and automatically added the fill-opacity attribute to it. I'm not sure if this is how it works in normal SVGs too, but that's how it worked there. Either way, thanks.
– Hanna
...
Rails nested form with has_many :through, how to edit attributes of join model?
...to at least document it here as I as my co-worker and I just assumed rails converted linked_attributes to an array, instead of a zero indexed hash. Hopefully this tidbit helps someone in the future :)
– Daniel Doezema
May 17 '13 at 17:25
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jQuery.parseJSON throws “Invalid JSON” error due to escaped single quote in JSON
...ON:
The only thing that worked for me was to use bitmask JSON_HEX_APOS to convert the single quotes like this:
json_encode($tmp, JSON_HEX_APOS);
Is there another way of tackle this issue? Is my code wrong or poorly written?
Thanks
...
SQL injection that gets around mysql_real_escape_string()
... what protects you against this. The following is also an option:
$iId = (int)"1 OR 1=1";
$sSql = "SELECT * FROM table WHERE id = $iId";
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How to split strings across multiple lines in CMake?
...ERSION_LIST})
-- Version: 1.0.0-rc1
If you really need a string, you can convert the list to a string first:
string(REPLACE ";" "" MYPROJ_VERSION "${MYPROJ_VERSION_LIST}")
message(STATUS "Version: ${MYPROJ_VERSION}")
-- Version: 1.0.0-rc1
Any semicolons in your original strings will be seen as ...