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How to call multiple JavaScript functions in onclick event?
...e functions from someFunc()
function someFunc() {
showAlert();
validate();
anotherFunction();
YetAnotherFunction();
}
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Change IPython/Jupyter notebook working directory
... yes, it's probably not needed. It was a way to make a Unicode string in Python 2 (try type(u'bla') vs type('bla'). In Python 3 it's the same thing as the string expression without u (as all strings are Unicode).
– metakermit
Mar 9 '16 at 14:08
...
What's the difference between event.stopPropagation and event.preventDefault?
...apis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<div id="foo">
<button id="but">button</button>
</div>
stopPropagation
$("#but").click(function (event) {
event.stopPropagation()
})
$("#foo").click(function () {
alert("parent click ev...
Check if an array contains any element of another array in JavaScript
...arget.
Of course, you can swap out numbers for anything you want to use - strings are fine, like your example.
And in my specific example, the result should be true because the second array's 3 exists in the target.
UPDATE:
Here's how I'd organize it into a function (with some minor changes fr...
Check if option is selected with jQuery, if not select a default
...y what you want to accomplish, this bit of code worked for me.
<select id="mySelect" multiple="multiple">
<option value="1">First</option>
<option value="2">Second</option>
<option value="3">Third</option>
<option value="4">Fourth</option&g...
In Clojure 1.3, How to read and write a file
...the reader is closed at the end of the body. The reader function coerces a string (it can also do a URL, etc) into a BufferedReader. line-seq delivers a lazy seq. Demanding the next element of the lazy seq results into a line being read from the reader.
Note that from Clojure 1.7 onwards, you can a...
Get notified when UITableView has finished asking for data?
...ink that subclassing UITableView's reloadData is the best approach :
- (void)reloadData {
NSLog(@"BEGIN reloadData");
[super reloadData];
NSLog(@"END reloadData");
}
reloadData doesn't end before the table has finish reload its data. So, when the second NSLog is fired, the table v...
Using margin:auto to vertically-align a div
...now, so just use that, as per this answer.
You can't use:
vertical-align:middle because it's not applicable to block-level elements
margin-top:auto and margin-bottom:auto because their used values would compute as zero
margin-top:-50% because percentage-based margin values are calculated relative t...
GROUP_CONCAT ORDER BY
...
You can use ORDER BY inside the GROUP_CONCAT function in this way:
SELECT li.client_id, group_concat(li.percentage ORDER BY li.views ASC) AS views,
group_concat(li.percentage ORDER BY li.percentage ASC)
FROM li GROUP BY client_id
...
How do you count the lines of code in a Visual Studio solution?
...n's directory:
PS C:\Path> (gci -include *.cs,*.xaml -recurse | select-string .).Count
8396
PS C:\Path>
That will count the non-blank lines in all the solution's .cs and .xaml files. For a larger project, I just used a different extension list:
PS C:\Other> (gci -include *.cs,*.cpp,*.h...