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Can't find the 'libpq-fe.h header when trying to install pg gem
...SQL, but the problem is installing the pg gem. It gives me the following error:
41 Answers
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Why can't my program compile under Windows 7 in French? [closed]
...h both GCC 4.7 and Clang trunk on Coliru and I get more or less the same errors (output is below the code), though I think Coliru runs on an English OS so I wouldn't expect it to work anyway.
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What is causing “Unable to allocate memory for pool” in PHP?
...d to change from file-backed to POSIX-compliant in order to get rid of the error.
– Attila Fulop
Jul 24 '12 at 9:45
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Print PHP Call Stack
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To log the trace
$e = new Exception;
error_log(var_export($e->getTraceAsString(), true));
Thanks @Tobiasz
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Reverse a string in Python
... for readability and reusability, put the slice in a function
def reversed_string(a_string):
return a_string[::-1]
and then:
>>> reversed_string('a_string')
'gnirts_a'
Longer explanation
If you're interested in the academic exposition, please keep reading.
There is no built-i...
iPhone get SSID without private library
...t to add/link the [+]framework to your project. If you see weird compiling errors when using this method that is probably your problem. To e.g. get the SSID from the returned dictionary use // Getting a dictionary object containing the information of the network the iPhone is connected to NS...
Using wget to recursively fetch a directory with arbitrary files in it
I have a web directory where I store some config files. I'd like to use wget to pull those files down and maintain their current structure. For instance, the remote directory looks like:
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How to install Boost on Ubuntu
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There is an error in the line "boost::array<int, 4> arr = {{1,2,3,4}};", it should be "boost::array<int, 4> arr = {1,2,3,4};"
– szulak
Nov 1 '15 at 16:30
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What is the documents directory (NSDocumentDirectory)?
...use with NSFileManager's URLForDirectory:inDomain:appropriateForURL:create:error:
NSAllApplicationsDirectory = 100, // all directories where applications can occur
NSAllLibrariesDirectory = 101, // all directories where resources can occur
NSTrashDirectory NS_ENUM_AVAILABL...
Remove HTML Tags in Javascript with Regex
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Try running this on "<img src=bogus onerror=alert(1337)". The first fails because the HTML parser doesn't require that the last tag be closed by a >, and the second fails because image loading starts even before a parsed DOM tree is added to the DOM, and $('&...