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How to get a specific “commit” of a gem from github?
...s_admin , and since it is in (very) active development, bugs turn up every now and then.
2 Answers
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Set transparent background using ImageMagick and commandline prompt
... just the top-left corner. (There may be other things I'm forgetting right now).
– hackerb9
Jul 4 '17 at 15:20
2
What can I do with a moved-from object?
...
We're discussing moved-from objects. Not objects known to be in an empty state. Moved-from objects have an unspecified state (unless of course otherwise specified). [lib.types.movedfrom]
– Howard Hinnant
Aug 11 '11 at 15:11
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Concatenate two slices in Go
..., it gathers them into a new slice and passes it. I don't have first-hand knowledge of the exact mechanics, but I'd guess that this: foo(1, 2, 3, 4, 5) and this: func foo(is ...int) { just de-sugars to this: foo([]int{1, 2, 3, 4, 5}) and this: func foo(is []int) {.
– user110692...
Redis: possible to expire an element in an array or sorted set?
...currently only possible to expire an entire key/value pair?
As far as I know, and also according to key commands and document about expiration, currently you can set expiration only to specific key and not to it's underlying data structure. However there is a discussion on google groups about this...
Track all remote git branches as local branches
...rigin.
Branch staging set up to track remote branch staging from origin.
Now confirm:
$ git branch
development
integration
* master
production
staging
To delete them:
$ git br -D production development integration staging
Deleted branch production (was xxxxx).
Deleted branch developme...
What does rake db:test:prepare actually do?
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rake db:test:prepare is now deprecated.
– Jngai1297
Jun 17 '14 at 14:49
3
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Transitions on the CSS display property
...that would’ve occupied some or all of the space taken up by this element now adjust to occupy that space, as if the element simply did not exist at all.
display is not just another visual attribute.
It establishes the entire rendering mode of the element, such as whether it’s a block, inline, i...
What's the best way to parse command line arguments? [closed]
...hon 2.3 thru 2.6. For python 2.7+ it is not the best answer as argparse is now part of the standard library and optparse deprecrated.
– matt wilkie
Feb 28 '11 at 19:47
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Test if lists share any items in python
...ance of sharing: elements are randomly taken from [1, 1000*len(a)].
Up to now, this analysis supposed both lists are of the same size. In case of two lists of different sizes, for example a is much smaller, isdisjoint() is always faster:
Make sure that the a list is the smaller, otherwise the p...