大约有 6,887 项符合查询结果（耗时：0.0259秒） [XML]
Automatic TOC in github-flavoured-markdown
...u.rubyforge.org/maruku.md or raw.github.com/MahApps/MahApps.Metro/gh-pages/index.md
– Rebecca Scott
May 10 '12 at 12:55
2
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Remove NA values from a vector
...lues have been removed.
Remember is.na(foo) returns a boolean matrix, so indexing foo with the opposite of this value will give you all the elements which are not NA.
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Extract a dplyr tbl column as a vector
...ad because you do not need to repeat the name of the column or specify the index.
iris2 %>% select(Species) %>% unlist(use.names = FALSE)
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rails + MySQL on OSX: Library not loaded: libmysqlclient.18.dylib
...lient.18.dylib /usr/local/mysql/lib/libmysqlclient.18.dylib /usr/local/bin/indexer
sudo install_name_tool -change libmysqlclient.18.dylib /usr/local/mysql/lib/libmysqlclient.18.dylib /usr/local/bin/search
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Ruby - test for array
... The only issue with this is say I want to check if something is an indexed iterable, so arrays, linked lists, etc. would be cool, but I don't want key value stores like hashes?
– Colton Voege
Jan 8 '17 at 3:52
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What is the maximum value for an int32?
...y rule to remember 1,867,996,680? I find it difficult to remember at which index to start looking....
– Alderath
Jan 13 '16 at 8:35
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How to deep watch an array in angularjs?
....myArray.splice(0, 1); // remove element
$scope.myArray[0] = {}; // assign index to different value
$watch(..., true) is triggered by EVERYTHING above AND:
$scope.myArray[0].someProperty = "someValue";
JUST ONE MORE THING...
$watch() is the only one that triggers when an array is replaced with...
How do I kill all the processes in Mysql “show processlist”?
...ll be lost... or if you use innodb engine type, cause it will redo all the indexes on restart
– HellBaby
Dec 7 '15 at 8:59
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How to download a branch with git?
...-pages'
And pull the branch:
$ git pull
Already up-to-date.
ls:
$ ls
index.html params.json stylesheets
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How do I modify the URL without reloading the page?
...mage gallery (where you want the back button to return back to the gallery index page instead of moving back through each and every image you viewed) whilst giving each image its own unique url.
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