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how to get the last character of a string?
...tring.prototype.slice method.
Just by:
str.slice(-1);
A negative start index slices the string from length+index, to length, being index -1, the last character is extracted:
"abc".slice(-1); // "c";
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Left Align Cells in UICollectionView
... use.
CGFloat maxY = -1.0f;
//this loop assumes attributes are in IndexPath order
for (UICollectionViewLayoutAttributes *attribute in attributes) {
if (attribute.frame.origin.y >= maxY) {
leftMargin = self.sectionInset.left;
}
attribute.frame = CG...
Advantages and disadvantages of GUID / UUID database keys
...t, and I thought I should point out a big downside of GUID PK's: Clustered Indexes.
If you have a lot of records, and a clustered index on a GUID, your insert performance will SUCK, as you get inserts in random places in the list of items (thats the point), not at the end (which is quick)
So if yo...
How to ignore files which are in repository?
... it locally, you could also make it ignored by the git status:
git update-index --assume-unchanged config.php
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Is there a vim command to relocate a tab?
...
You can relocate a tab with :tabm using either relative or zero-index absolute arguments.
absolute:
Move tab to position i: :tabm i
relative:
Move tab i positions to the right: :tabm +i
Move tab i positions to the left: :tabm -i
It's a relatively new feature. So if it doesn't wo...
How to make a round button?
...d answer, using corners values doesn't go beyond rounded corners, and this question is about a circle. Thanks Shaun for this answer
– Don
Sep 30 '15 at 12:18
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How to implement __iter__(self) for a container object (Python)
..., *data):
... self.data = list(data)
... def __getitem__(self, index):
... return self.data[index]
... def __len__(self):
... return len(self.data)
...
...
...
>>> c = MyContainer(1, "two", 3, 4.0)
>>> for i in c:
... print i
... ...
How do search engines deal with AngularJS applications?
...h just because they execute javascript doesn't mean that your page will be indexed properly. The safest way is to detect the google bot useragent, use a headless browser like phantomjs, obtain page.content and return static html.
– tester
Aug 26 '14 at 21:15
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How to set initial value and auto increment in MySQL?
...it
ALTER TABLE users ADD id INT UNSIGNED NOT NULL AUTO_INCREMENT,
ADD INDEX (id);
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Select2 doesn't work when embedded in a bootstrap modal
...e got it to work.
change
<div id="myModal" class="modal hide fade" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal" aria-hidden="true">×</button>
<...