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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
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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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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 can I upload files asynchronously?
...
With HTML5 you can make file uploads with Ajax and jQuery. Not only that, you can do file validations (name, size, and MIME type) or handle the progress event with the HTML5 progress tag (or a div). Recently I had to make a file uploader, but I didn't want to use Flash no...
iPhone viewWillAppear not firing
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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...
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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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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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...
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
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How to change my Git username in terminal?
I was pushing and pulling from git in Terminal then I changed my username on github.com. I went to push some changes and it couldn't push because it was still recognizing my old username.. How do I change/update my username on git in terminal?
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