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Controlling a USB power supply (on/off) with Linux
...ing to this post, without special hardware it isn't possible? blog.andrew.net.au/2009/01/17
– NoBugs
Dec 31 '11 at 21:09
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My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(())
...ove to the C+11 uniform initialization syntax if you can.
A a{};
http://www.stroustrup.com/C++11FAQ.html#uniform-init
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How do you print out a stack trace to the console/log in Cocoa?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
FB OpenGraph og:image not pulling images (possibly https?)
...A TAG FOR IMAGE:
<meta property="og:image:secure_url" content="https://www.[YOUR SITE].com/images/shirts/overdriven-blues-music-tshirt-details-black.png" />
HTTP META TAG FOR IMAGE:
<meta property="og:image" content="http://www.[YOUR SITE].com/images/shirts/overdriven-blues-music-tshirt...
How do you render primitives as wireframes in OpenGL?
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From http://cone3d.gamedev.net/cgi-bin/index.pl?page=tutorials/ogladv/tut5
// Turn on wireframe mode
glPolygonMode(GL_FRONT, GL_LINE);
glPolygonMode(GL_BACK, GL_LINE);
// Draw the box
DrawBox();
// Turn off wireframe mode
glPolygonMode(GL_FRONT, GL_...
MySQL pagination without double-querying?
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This post from the MySQL performance blog explains this further:
http://www.mysqlperformanceblog.com/2007/08/28/to-sql_calc_found_rows-or-not-to-sql_calc_found_rows/
For more information on optimising pagination, check this post and this post.
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What is the difference between varchar and varchar2 in Oracle?
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Currently, they are the same. but previously
Somewhere on the net, I read that,
VARCHAR is reserved by Oracle to support distinction between NULL and empty string in future, as ANSI standard prescribes.
VARCHAR2 does not distinguish between a NULL and empty string, and never will. ...
Draw text in OpenGL ES
...o drop the code into your project and use it straight away.
CBFG - http://www.codehead.co.uk/cbfg
Android loader - http://www.codehead.co.uk/cbfg/TexFont.java
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How to download all files (but not HTML) from a website using wget?
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wget -m -A * -pk -e robots=off www.mysite.com/
this will download all type of files locally and point to them from the html file
and it will ignore robots file
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What is SQL injection? [duplicate]
...comment causing the database server to ignore the rest of the string. The net result is the user can now log in as the administrator without having to know the password. SQL Inection can also be used to execute UPDATE, DELETE or DROP queries and really damage the database.
SQL Injection can be pr...