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Rails layouts per action?
... case action_name
when "new", "create"
"some_layout"
when "index"
"other_layout"
else
"application"
end
end
end
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...
Split array into chunks
...unk_size) => Array(Math.ceil(array.length / chunk_size)).fill().map((_, index) => index * chunk_size).map(begin => array.slice(begin, begin + chunk_size));.
– Константин Ван
Feb 4 '18 at 12:39
...
How do I change an HTML selected option using JavaScript?
...).options[0].selected = 'selected';
}
/**
* Set Select Box Selection By Index
* @param eid Element ID
* @param eindx Element Index
*/
function setSelectBoxByIndex(eid, eindx) {
document.getElementById(eid).getElementsByTagName('option')[eindx].selected = 'selected';
//or
document....
PHP passing $_GET in linux command prompt
...value" ; \
php -e -r 'parse_str($_SERVER["QUERY_STRING"], $_GET); include "index.php";'
Note that you can do the same with $_POST and $_COOKIE as well.
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How to install packages using pip according to the requirements.txt file from a local directory?
...
This works for me:
$ pip install -r requirements.txt --no-index --find-links file:///tmp/packages
--no-index - Ignore package index (only looking at --find-links URLs instead).
-f, --find-links <URL> - If a URL or path to an html file, then parse for links to archives.
If...
Extract month and year from a zoo::yearmon object
... as.yearmon("Mar 2012", "%b %Y")
Then we can extract the date parts as required:
> format(date1, "%b") ## Month, char, abbreviated
[1] "Mar"
> format(date1, "%Y") ## Year with century
[1] "2012"
> format(date1, "%m") ## numeric month
[1] "03"
These are returned as characters. Where app...
Reset PHP Array Index
...merica" );
$arrayValues = array_values($array);// returns all values with indexes
echo '<pre>';
print_r($arrayValues);
echo '</pre>';
Output:
Array
(
[0] => Hello
[1] => Moo
[2] => America
)
You want to get keys of an array:
$arrayKeys = array_keys($array);// ...
Using OpenGl with C#? [closed]
...ss RGB values as separate args
Gl.glVertex3f(0, 1, 0); // explicit "f" qualifier
This makes for harder porting but is incredibly nice to use.
As a bonus it provides font rendering, texture loading, input handling, audio, math...
Update 18th January 2016: Today the OpenTK maintainer has stepped ...
Hard reset of a single file
...hich will update both the working copy of my-file.txt and its state in the index with that from HEAD.
-- basically means: treat every argument after this point as a file name. More details in this answer. Thanks to VonC for pointing this out.
...
Vim: Delete buffer without losing the split window
...avior has bugged me a lot! btw, latest version of bufkill is at github.com/qpkorr/vim-bufkill
– fsrechia
Jan 12 '17 at 12:06
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