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Git and nasty “error: cannot lock existing info/refs fatal”
...from remote git repository (at bettercodes)
I made some changes, commited
and tried to push:
23 Answers
...
Counting inversions in an array
... find all inversion pairs such that A[i] > A[j] . I'm using merge sort and copying array A to array B and then comparing the two arrays, but I'm having a difficult time seeing how I can use this to find the number of inversions. Any hints or help would be greatly appreciated.
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SQL “between” not inclusive
...:
SELECT *
FROM Cases
WHERE cast(created_at as date) BETWEEN '2013-05-01' AND '2013-05-01'
Another way to fix it is with explicit binary comparisons
SELECT *
FROM Cases
WHERE created_at >= '2013-05-01' AND created_at < '2013-05-02'
Aaron Bertrand has a long blog entry on dates (here), wh...
How are echo and print different in PHP? [duplicate]
Is there any major and fundamental difference between these two functions in PHP?
5 Answers
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Redefine tab as 4 spaces
...faults, but you may want to set them defensively):
set softtabstop=0 noexpandtab
Finally, if you want an indent to correspond to a single tab, you should also use:
set shiftwidth=4
For indents that consist of 4 space characters but are entered with the tab key:
set tabstop=8 softtabstop=0 expa...
Redirect all output to file [duplicate]
...However, I'm not sure why part of the output is still output to the screen and not written to the file.
10 Answers
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iPhone viewWillAppear not firing
...
If you use a navigation controller and set its delegate, then the view{Will,Did}{Appear,Disappear} methods are not invoked.
You need to use the navigation controller delegate methods instead:
navigationController:willShowViewController:animated:
navigationCo...
Autoresizing issue of UICollectionViewCell contentView's frame in Storyboard prototype cell (Xcode 6
...[super awakeFromNib]; Also, I'v thinking about adding a check for iOS 7.1 and less, because I'm not sure how adding these resizing masks affects default behavior on iOS8.
– GingerBreadMane
Sep 23 '14 at 14:56
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Are HTML Image Maps still used?
...s. An alternative would be to position elements using absolute positioning and CSS but that's not necessarily better. It also doesn't allow you to have shapes like in image maps
share
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What is the parameter “next” used for in Express?
...r instance, you might look up the user in the database if an id was given, and assign it to req.user.
Below, you could have a route like:
app.get('/users', function(req, res) {
// check for and maybe do something with req.user
});
Since /users/123 will match the route in your example first, ...