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Creating temporary files in bash
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It seems the most safe and most cross-platform way to use mktemp is in combination with basename, like so mktemp -dt "$(basename $0). XXXXXXXXXX". If used without basename you might get an error like this mktemp: invalid template, `/tmp/MO...
How can I create directory tree in C++/Linux?
...e used in modern C++ programs.
The C++ standard functions do not have the POSIX-specific explicit
permissions (mode) argument, though.
However, here's a C function that can be compiled with C++ compilers.
/*
@(#)File: mkpath.c
@(#)Purpose: Create all directories in path
@(#)Author...
What is the difference between NULL, '\0' and 0?
...ded in the header file stddef.h. Depending upon your compiler it might be possible to #undef NULL and redefine it to something wacky.
Therefore, here are some valid ways to check for a null pointer:
if (pointer == NULL)
NULL is defined to compare equal to a null pointer. It is implementation de...
vector::at vs. vector::operator[]
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Yeah, most STL implementations these days support a debug mode which bounds-checks even operator[], e.g. gcc.gnu.org/onlinedocs/libstdc++/manual/… so if your platform supports this, you're probably best off going with it!
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Can I use my existing git repo with openshift?
...ou the steps involved:
As you'd do with git in general, the approach to choose here is to clone your other git repo (ex. on bitbucket) to your local machine:
git clone <bitbucket-repo-url>
Your local clone has then your other repo (bitbucket etc.) as remote repo. Your remote repo is stored ...
Pelican 3.3 pelican-quickstart error “ValueError: unknown locale: UTF-8”
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You could try a solution posted here or here. Basically, add some lines to your ~/.bash_profile:
export LC_ALL=en_US.UTF-8
export LANG=en_US.UTF-8
There is an outstanding bug report related to this issue. It appears that Python makes some assumpt...
How can I deploy an iPhone application from Xcode to a real iPhone device?
... tanderson: there is an ldid package in Cydia and you can compile one for OS X
– rpetrich
Jan 23 '11 at 3:26
rpetrich...
How do I enter RGB values into Interface Builder?
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Click on the color slider icon, and then choose "RGB Sliders" from the drop-down list.
You can also use the magnifying-glass as a color picker to pick up an exact color from anywhere on the screen; also see @ken's excellent comment below clarifying how colorspaces wor...
How can I delete the current line in Emacs?
...e the current line. Tried CTRL + k but it only deletes from current position.
5 Answers
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How to fix corrupted git repository?
I tried cloning my repository which I keep on my Ubuntu one folder to a new machine and I got this:
14 Answers
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