大约有 15,500 项符合查询结果（耗时：0.0308秒） [XML]
Can't push to GitHub because of large file which I already deleted
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You can use
git filter-branch --index-filter 'git rm -r --cached --ignore-unmatch <file/dir>' HEAD
This will delete everything in the history of that file. The problem is that the file is present in the history.
This command changes the hashes of your ...
Why is this F# code so slow?
... 1500 chars. C#: 69 ms, F# 867 ms. Why? As far as I can tell, they do the exact same thing? Doesn't matter if it is a Release or a Debug build.
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Automatic Retina images for web sites
...double loading of images.
<img src="low-res.jpg" srcset="high-res.jpg 2x">
Browser Support: http://caniuse.com/#search=srcset
Other Resources:
WebKit release post
W3C documentation for srcset
good explanation about why and how to use srcset
Chris Coyer's post for more good info
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How can I produce an effect similar to the iOS 7 blur view?
...to replicate this blurred background from Apple's publicly released iOS 7 example screen:
12 Answers
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Using module 'subprocess' with timeout
...code to run an arbitrary command returning its stdout data, or raise an exception on non-zero exit codes:
29 Answers
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Python: Using .format() on a Unicode-escaped string
... as this "%s" % u"\u2265" works, but "{}".format(u"\u2265") will throw an exception.
– Hylidan
Feb 18 '15 at 0:51
2
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For loop for HTMLCollection elements
... question, you are using for/in incorrectly. In your code, key is the index. So, to get the value from the pseudo-array, you'd have to do list[key] and to get the id, you'd do list[key].id. But, you should not be doing this with for/in in the first place.
Summary (added in Dec 2018)
Do not ever...
Squash the first two commits in Git? [duplicate]
...s up to root, and select the second commit Y to be squashed with the first X.
git rebase -i --root master
pick sha1 X
squash sha1 Y
pick sha1 Z
git rebase [-i] --root $tip
This command can now be used to rewrite all the history leading from "$tip" down to the root commit.
See commit df5...
TypeError: got multiple values for argument
...regards to either a user created class or a builtin system resource. I am experiencing this problem when calling a function, I can't figure out what it could be for. Any ideas?
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Should I choose ActivePerl or Strawberry Perl for Windows? [duplicate]
...d mod_perl (2.0.4) ppm available which will (did for me) work out of the box with ActivePerl 5.12.1 and Apache 2.2.15.
I think I dropped Strawberry Perl after trying to install DBI + DBD::mysql on Windows 7 (which is a no brainer in ActivePerl; just click on the ppms and choose install).
But maybe...