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jquery if div id has children
...use $('#id').children().length > 0 to test if an element has children.
Demo
var test1 = $('#test');
var test2 = $('#test2');
if(test1.children().length > 0) {
test1.addClass('success');
} else {
test1.addClass('failure');
}
if(test2.children().length > 0) {
tes...
How to remove close button on the jQuery UI dialog?
...our suggestion works well when using the example provided by the jquery ui demo site with ASP.NET v2.0 in an .aspx page. jqueryui.com/demos/dialog/modal-form.html
– Matthew Dally
Feb 14 '12 at 13:53
...
Installing SetupTools on 64-bit Windows
I'm running Python 2.7 on Windows 7 64-bit, and when I run the installer for setuptools it tells me that Python 2.7 is not installed. The specific error message is:
...
Find element's index in pandas Series
...
>>> myseries[myseries == 7]
3 7
dtype: int64
>>> myseries[myseries == 7].index[0]
3
Though I admit that there should be a better way to do that, but this at least avoids iterating and looping through the object and moves it to the C level.
...
Javascript array search and remove string?
...
DEMO
You need to find the location of what you're looking for with .indexOf() then remove it with .splice()
function remove(arr, what) {
var found = arr.indexOf(what);
while (found !== -1) {
arr.splice(foun...
How to calculate moving average using NumPy?
...ou can easily implement it with np.cumsum, which may be is faster than FFT based methods:
EDIT Corrected an off-by-one wrong indexing spotted by Bean in the code. EDIT
def moving_average(a, n=3) :
ret = np.cumsum(a, dtype=float)
ret[n:] = ret[n:] - ret[:-n]
return ret[n - 1:] / n
>...
Converting Stream to String and back…what are we missing?
...rmatted bytes". You have arbitrary bytes. You need to use something like a base-n (commonly: base-64) encode. This transfers
arbitrary bytes to a formatted string
a formatted string to the original bytes
look at Convert.ToBase64String and Convert. FromBase64String
...
/etc/apt/sources.list" E212: Can't open file for writing
...g:
Instead of losing all your changes and re-opening with sudo. See this demo of how to save those changes:
One time Setup demo to create a root owned read only file for a lower user:
sudo touch temp.txt
sudo chown root:root temp.txt
sudo chmod 775 temp.txt
whoami
el
First open the file as nor...
Is it possible to make a div 50px less than 100% in CSS3? [duplicate]
...0px);
width: -moz-calc(100% - 50px);
width: calc(100% - 50px);
}
Demo: http://jsfiddle.net/thirtydot/Nw3yd/66/
This will make your life so much easier. It is currently supported in the 3 main browsers: Firefox, Google Chrome (WebKit), and IE9: http://caniuse.com/calc
MDN: https://develop...
Where does Visual Studio look for C++ header files?
...as <stdio.h>, <string.h>. The version number can be different based on your software.
Hope this would help.
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