大约有 41,000 项符合查询结果（耗时：0.0517秒） [XML]
How do I grant myself admin access to a local SQL Server instance?
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edited May 30 '19 at 14:52
Jim G.
13.7k1919 gold badges8888 silver badges148148 bronze badges
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Find the index of a dict within a list, by matching the dict's value
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tom_index = next((index for (index, d) in enumerate(lst) if d["name"] == "Tom"), None)
# 1
If you need to fetch repeatedly from name, you should index them by name (using a dictionary), this way get operations would be O(1) ti...
Update just one gem with bundler
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19
Be careful, "updating gem and dependencies" means updating rails itself if it is a dependency and you probably don't want that. --source wi...
How to go back (ctrl+z) in vi/vim
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195
You can use the u button to undo the last modification. (And Ctrl+R to redo it).
Read more ab...
w3wp process not found
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answered Nov 19 '12 at 21:01
Yan BrunetYan Brunet
4,11422 gold badges2121 silver badges3434 bronze badges
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Find integer index of rows with NaN in pandas dataframe
...f).any(1).nonzero()[0]
In [9]: df
Out[9]:
0 1
0 0.450319 0.062595
1 -0.673058 0.156073
2 -0.871179 -0.118575
3 0.594188 NaN
4 -1.017903 -0.484744
5 0.860375 0.239265
6 -0.640070 NaN
7 -0.535802 1.632932
8 0.876523 -0.153634
9 -0.686914 0.131185
In [10]: pd.i...
How can I analyze Python code to identify problematic areas?
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answered Sep 19 '08 at 20:44
Mike GriffithMike Griffith
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Sequence contains no elements?
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answered Aug 24 '09 at 19:23
Ryan LundyRyan Lundy
181k3232 gold badges170170 silver badges203203 bronze badges
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jQuery to loop through elements with the same class
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answered Jan 19 '11 at 12:43
Kees C. BakkerKees C. Bakker
27.2k2323 gold badges9696 silver badges184184 bronze badges
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Cannot highlight all occurrences of a selected word in Eclipse
...w it's fine.
– rimsky
May 18 '16 at 19:19
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This is great, do we have an option, after highlighti...