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Regex doesn't work in String.matches()
...tches ALL the input. Unfortunately, other languages have followed suit :(
If you want to see if the regex matches an input text, use a Pattern, a Matcher and the .find() method of the matcher:
Pattern p = Pattern.compile("[a-z]");
Matcher m = p.matcher(inputstring);
if (m.find())
// match
If...
val() doesn't trigger change() in jQuery [duplicate]
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Only if they were changing the value to something that would fail their own validation, which would be silly.
– Leng
Jun 5 '13 at 17:21
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The written versions of the logical operators
.... When I wrote up a test program in NetBeans, I got the red underlining as if there was a syntax error and figured the website was wrong, but it is NetBeans which is wrong because it compiled and ran as expected.
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How can I add the sqlite3 module to Python?
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if your python3 is built from source manually , and meet this error, you should install sqlite-devel package first, then rebuild python3.
– ngn999
Mar 28 '16 at 1:28
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Quickly create a large file on a Linux system
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Is it possible that dd is internally using that already? If I do 'dd if=/dev/zero of=zerofile bs=1G count=1' on a 3.0.0 kernel, the write finishes in 2 seconds, with a write data rate of over 500 megabytes per second. That's clearly impossible on a 2.5" laptop harddrive.
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How to scroll to the bottom of a UITableView on the iPhone before the view appears
... that we need to call this before reloading the tableview... It won't work if we write this after [table reloadData];
– Fahim Parkar
Jan 14 '15 at 5:42
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Alternate background colors for list items
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If you want to do this purely in CSS then you'd have a class that you'd assign to each alternate list item. E.g.
<ul>
<li class="alternate"><a href="link">Link 1</a></li>
<li><...
LINQ OrderBy versus ThenBy
Can anyone explain what the difference is between:
4 Answers
4
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jQuery UI Sortable Position
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You can use the ui object provided to the events, specifically you want the stop event, the ui.item property and .index(), like this:
$("#sortable").sortable({
stop: function(event, ui) {
alert("New position: " + ui.item.index());
}
});
You can see a working d...
What is the difference between “screen” and “only screen” in media queries?
What is the difference between screen and only screen in media queries?
5 Answers
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