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HEAD and ORIG_HEAD in Git
...ich "git commit" would make a new one. " -- good to remember, thanks! Also from @VonC, 'It is the commit "git commit" builds on top of, and "git diff --cached" and "git status" compare against.'
– Minqi Pan
May 7 '12 at 2:13
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Get current time in seconds since the Epoch on Linux, Bash
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the date manpge should be changed from %s seconds since 1970-01-01 00:00:00 UTC to %s seconds since the epoch, 1970-01-01 00:00:00 UTC because I missed it in there.
– devin
Nov 18 '11 at 19:17
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What is the use of hashCode in Java?
...implementations like HashMap, HashTable, HashSet, etc.
The value received from hashCode() is used as the bucket number for storing elements of the set/map. This bucket number is the address of the element inside the set/map.
When you do contains() it will take the hash code of the element, then lo...
Sass or Compass without ruby?
... Sass is written in Ruby, so you’ll need Ruby installed as well.
Taken from sass's site
Compass (requires Ruby, as it's based on SASS)
Compass is an open-source CSS authoring framework which uses the Sass stylesheet language to make writing stylesheets powerful and easy.
Taken from compa...
How bad is shadowing names defined in outer scopes?
...r score referring (like in closures) explicit. Note that this is different from shadowing, as it explicitly does not shadow variables from outside.
– Felix D.
Oct 7 '19 at 8:21
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Difference between git stash pop and git stash apply
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git stash pop applies the top stashed element and removes it from the stack. git stash apply does the same, but leaves it in the stash stack.
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How do you represent a graph in Haskell?
...rted to additional indirection, as you're suggesting; often by using a map from ids to the actual elements, and having elements contain references to the ids instead of to other elements. The main thing I didn't like about doing that (aside from the obvious inefficiency) is that it felt more fragile...
How can I get a user's media from Instagram without authenticating as a user?
...ugh manage clients (not related to user whatsoever).
You can get [USER ID] from username by performing GET users search request:
https://api.instagram.com/v1/users/search?q=[USERNAME]&client_id=[CLIENT ID]
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How to get duration, as int milli's and float seconds from ?
... it is duration<long long, nano>. So there's an implicit conversion from integral-based nanoseconds to float-based seconds happening on that line, only because the destination type is specified with fsec.
– Howard Hinnant
Jan 18 '13 at 17:45
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How to get all possible combinations of a list’s elements?
...s.combinations(iterable, r)
Return r length subsequences of elements from
the input iterable.
Combinations are emitted in lexicographic sort order. So, if the
input iterable is sorted, the
combination tuples will be produced in
sorted order.
Since 2.6, batteries are included!
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