If you encounter this error in Eclipse check if you are declaring a function within a function. Nested functions are available as a language extension in GCC but not part of the standard language. So the next time you see ‘invalid storage class for function ‘blah’, do a quick check on where you have defined… Read More »
http://stackoverflow.com/questions/1433204/how-do-i-use-extern-to-share-variables-between-source-files-in-c
Well, almost my favourite, but it is pretty cryptic to say the least. All I was trying to do was run the default Hello World C program after a fresh install of Eclipse. (4.4 in this case) on Ubuntu 14.04 After a bit of searching, this post nailed it. http://stackoverflow.com/questions/11390163/running-ubuntu-eclipse-c-helloworld I was trying to execute… Read More »
I have been wanting to do this for quite some time but had absolutely no idea how it was even possible. But with the power of the internet and lots of background reading, I managed to turn on and off an LED that was connected to the GPIO pins of my raspberry pi. This blog… Read More »
Intro I wanted to figure out how to run bash scripts in Mule ESB so my first point of call? Google. Google returned a few useful results. Primarily: http://stackoverflow.com/questions/13039604/running-shell-scripts-from-mule-esb and http://mule.1045714.n5.nabble.com/Can-I-run-a-shell-script-from-Mule-Jython-td2658688.html Being new to this I couldn’t make out much but 2 things stuck out. Groovy and “ls”.excute(). Armed with these 2 clues, I tried… Read More »
I don’t know how many times I’ve hit this error. Basically it means that another application is already using the port that your application is trying to use. You have 2 choices here. You can either close this port down or ask your application to use another port. I find it easy to close the… Read More »
This should be on by default. Can’t believe I need to modify my .htaccess file. To disable this you need to add this line: Options -Indexes at the end of your .htaccess file in root folder of your site.
Looking for a simple and easy to understand explanation of multi threading in C using pthread? Here is a great article with examples and a step by step break down. https://vcansimplify.wordpress.com/2013/03/08/pthread-tutorial-simplified/
This document is by far the best out there on the net explaining step by step how argp works! http://ftp.yzu.edu.tw/nongnu/argpbook/step-by-step-into-argp.pdf Download actual file here If you have ever wondered where to find the text “Give this help list”, it is contained in the file argp_parse.c This file is in the argp folder in the package… Read More »
A useful keyboard shortcut to automatically include header files is Ctrl + Shift + O (the letter, not the number). This #include line causes the preprocessor to “include” a copy of the header file such as stdio.h. The angle brackets indicates that the file is to be found in the “usual place” which is system… Read More »