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How can I reset or revert a file to a specific revision?
...ay to do it: "git log --reverse -1 --ancestry-path yourgitrev..master" and then use the appropriate options to just get the git rev. --ancestry-path will "draw a line" between two commits and -1 will show you just one version, and --reverse will ensure the first entry emitted is the oldest one.
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C++, variable declaration in 'if' expression
...ical AND. That means that if the first part (1==0) turns out to be false, then the second part (bool a = false) should be not be evaluated because it is already known that the final answer will be false. If (bool a = false) isn't evaluated, then what to do with code later on that uses a? Would we...
How to Implement Custom Table View Section Headers and Footers with Storyboard
...storyboard we could simply drag a UIView onto the canvas, lay it out and then set it in the tableView:viewForHeaderInSection or tableView:viewForFooterInSection delegate methods.
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Is JavaScript's “new” keyword considered harmful?
... If you're worried about performance - and actually have reason to be - then don't do the check at all. Either remember to use new, or use a wrapper function to remember it for you. I suspect that if you're at the point where it matters, you've already exhausted other optimizations such as memoiz...
How to add multiple files to Git at the same time
...h 6: diff 7: quit 8: help
What now>
If you press 2 then enter you will get a list of available files to be added:
What now> 2
staged unstaged path
1: unchanged +0/-1 TODO
2: unchanged +1/-1 index.html
3: unchanged +5/-1 l...
Most efficient way to store thousand telephone numbers
...space.
We first sort the phone numbers (all reduced to 5 decimal digits). Then we count how many phone numbers there are for which the binary number consisting of the first m bits is all 0, for how many phone numbers the first m bits are at most 0...01, for how many phone numbers the first m bits a...
Can I get Memcached running on a Windows (x64) 64bit environment?
...k depending on the code. If it was written with 64-bit portability in mind then it could be a simple recompile. If it hasn't, then you could well be up for quite a bit of patching before getting it to build.. and then you'd have to verify that you haven't broken anything!
I don't think you're overe...
How to find a text inside SQL Server procedures / triggers?
...ith the name of the resource such as Finance or DataLinkProd or some such. Then when you need to change which server is reached, update the linked server to point to the new server (or drop it and recreate it).
While unfortunately you cannot create synonyms for linked servers or schemas, you CAN mak...
Changing default encoding of Python?
...-5: ordinal not in range(128)
Just export PYTHONIOENCODING in console and then run your code.
export PYTHONIOENCODING=utf8
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Retrieve only the queried element in an object array in MongoDB collection
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@charliebrownie Then use one of the other answers that use aggregate.
– JohnnyHK
Jan 10 '16 at 21:14
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