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Get a specific bit from byte
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Easy. Use a bitwise AND to compare your number with the value 2^bitNumber, which can be cheaply calculated by bit-shifting.
//your black magic
var bit = (b & (1 << bitNumber-1)) != 0;
EDIT: To add a little more detail because there ...
Android adding simple animations while setvisibility(view.Gone)
...hout animation, but now I want to add animations when textview click event and I don't know how to use it.
Did my xml design looks good or not?
Any suggestions would be appreciated.
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How to get the source directory of a Bash script from within the script itself?
...snippet, the result may be incorrect!
Also, watch out for $CDPATH gotchas, and stderr output side effects if the user has smartly overridden cd to redirect output to stderr instead (including escape sequences, such as when calling update_terminal_cwd >&2 on Mac). Adding >/dev/null 2>&am...
SSL Connection / Connection Reset with IISExpress
...dress to force https. If debugging with SSL enabled isn't important to you and you're using URLRewrite, consider adding <add input="{HTTP_HOST}" pattern="localhost" negate="true" /> into your web.config file's rewrite section. It will stop the rewrite for any localhost addresses but leave it i...
PDOException SQLSTATE[HY000] [2002] No such file or directory
...basic) site to fortrabbit, but as soon as I connect to SSH to run some commands (such as php artisan migrate or php artisan db:seed ) I get an error message:
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How to validate an e-mail address in swift?
... edited Dec 30 '19 at 7:17
Zandor Smith
34833 silver badges1717 bronze badges
answered Aug 24 '14 at 11:20
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Creating a Radial Menu in CSS
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Almost 3 years later, I finally made the time to revisit this and post an improved version. You can still view the original answer at the end for reference.
While SVG may be the better choice, especially today, my goal with this was to keep it just HTML and CSS, no JS, no SVG, no image...
Change select box option background color
I have a select box and I'm trying to change the background color of the options when the select box has been clicked and shows all the options.
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MySQL ERROR 1045 (28000): Access denied for user 'bill'@'localhost' (using password: YES)
First let me mention that I've gone through many suggested questions and found no relevent answer. Here is what I'm doing.
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Make xargs handle filenames that contain spaces
My command fails because the file "Lemon Tree.mp3" contains spaces and so xargs thinks it's two files. Can I make find + xargs work with filenames like this?
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