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How would Git handle a SHA-1 collision on a blob?
...it commit" again since this will create a new hash (because of the changed timestamp)
For #5 and #9, you will typically get an error like this:
fatal: 1000000000000000000000000000000000000000 is not a valid 'tree' object
when running "git commit"
If someone tries to clone your corrupt repositor...
git - skipping specific commits when merging
... above, the usual use case is to merge everything from a branch--- but sometimes it happens that you made a change to a release version that shouldn't be integrated back (maybe that code's been superceded in master already), so how do you represent that? Here goes...
So let's suppose maint has had 5...
How can I select random files from a directory in bash?
...andf[@]}" if needed.
This one will possibly output the same file several times, and N needs to be known in advance. Here I chose N=42.
a=( * )
randf=( "${a[RANDOM%${#a[@]}]"{1..42}"}" )
This feature is not very well documented.
If N is not known in advance, but you really liked the previous pos...
What's the best way to put a c-struct in an NSArray?
...ts copy of the structure is destroyed. If you've used getValue: in the meantime, you're fine. See the "Using Values" section of "Number and Value Programming Topics": developer.apple.com/library/ios/documentation/Cocoa/Conceptual/…
– Justin Spahr-Summers
Dec ...
How to do something to each file in a directory with a batch script
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I get the error: %%var was unexpected at this time. Can you give an exact example? I tried a bunch of variations of for /r . %%var in (*.*) do echo %%var
– hippietrail
Nov 20 '12 at 13:22
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Transferring an app to another Firebase account
...
Saved me a ton of time. Thanks a lot!
– Drew Szurko
Apr 20 '17 at 18:49
1
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String to Dictionary in Python
So I've spent way to much time on this, and it seems to me like it should be a simple fix. I'm trying to use Facebook's Authentication to register users on my site, and I'm trying to do it server side. I've gotten to the point where I get my access token, and when I go to:
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What does string::npos mean in this code?
...ut it once you knew it, but for someone seeing those letters for the first time it may not click...?
– Tony Delroy
Sep 30 '10 at 7:51
4
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What are good uses for Python3's “Function Annotations”
...otations will be the one-off uses described in the other answers. For the time being, you can forget about smart static analyzers, compiler assurances, java-based tool chains, etc.
– Raymond Hettinger
Jan 21 '12 at 23:14
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What's is the difference between include and extend in use case diagram?
...This may be contentious but the “includes are always and extends are sometimes” is a very common misconception which has almost taken over now as the de-facto meaning. Here’s a correct approach (in my view, and checked against Jacobson, Fowler, Larmen and 10 other references).
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