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How do I find the location of the executable in C? [duplicate]
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readlink("/proc/self/exe", buf, bufsize) (Linux)
readlink("/proc/curproc/file", buf, bufsize) (FreeBSD)
readlink("/proc/self/path/a.out", buf, bufsize) (Solaris)
On Unixes without /proc (i.e. if above fails):
If argv[0] starts with "/" (absolute path) this is the path.
Otherwise if argv[0] cont...
Simpler way to put PDB breakpoints in Python code?
..._trace() to set a breakpoint (I'd rather not import pdb at the top of the file as I might forget and leave it in).
13 Answ...
Using Emacs as an IDE
...in C or C++ involves three windows. The largest on the right contains the file I am working with. The left is split into two, the bottom being a shell which I use to type in compile or make commands, and the top is often some sort of documentation or README file that I want to consult while I am w...
What is the difference between application server and web server?
...sponse. Once received, the web server formulates the response into an HTML file and sends it to your web browser. This back and forth communication between the server and database server happens every time a query is run.
Scenario 2: Web server with an application server
if the query you want to run...
set up device for development (???????????? no permissions)
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I'm copying the text here in case it disappears in the future.
Create a file named /tmp/android.rules with the following contents (hex vendor numbers were taken from the vendor list page):
SUBSYSTEM=="usb", ATTRS{idVendor}=="0bb4", MODE="0666"
SUBSYSTEM=="usb", ATTRS{idVendor}=="0e79", MODE="066...
How do I fix certificate errors when running wget on an HTTPS URL in Cygwin?
...for shell scripts) or by adding ca_directory = /usr/ssl/certs to ~/.wgetrc file.
You can also fix that by running ln -sT /usr/ssl /etc/ssl as pointed out in another answer, but that will work only if you have administrative access to the system. Other solutions I described do not require that.
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OS X Terminal Colors [closed]
...ution I've found to enable the global
terminal colors.
Edit your .bash_profile (since OS X 10.8) — or (for 10.7 and earlier): .profile or .bashrc or /etc/profile (depending on availability) — in your home directory and add following code:
export CLICOLOR=1
export LSCOLORS=GxFxCxDxBxegedabagace...
How can I use Google's Roboto font on a website?
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Cool thing, they provide an @import for LESS files too! However, testing w/o internet connection OR Google connection issues (e.g.: China) = NO Fonts... I also noticed that there is no Roboto Black (Roboto Bk) font-family: they actually only use 3 font families (Roboto,...
Environment variables in Mac OS X
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There are several places where you can set environment variables.
~/.profile: use this for variables you want to set in all programs launched from the terminal (note that, unlike on Linux, all shells opened in Terminal.app are login shells).
~/.bashrc: this is invoked for shells which are not log...
How do I get current date/time on the Windows command line in a suitable format for usage in a file/
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See Windows Batch File (.bat) to get current date in MMDDYYYY format:
@echo off
For /f "tokens=2-4 delims=/ " %%a in ('date /t') do (set mydate=%%c-%%a-%%b)
For /f "tokens=1-2 delims=/:" %%a in ('time /t') do (set mytime=%%a%%b)
echo %mydate%...