大约有 48,000 项符合查询结果（耗时：0.0520秒） [XML]
Working with huge files in VIM
...
Edit SMALLPART using your favourite editor.
Combine the file:
(head -n 3 HUGEFILE; cat SMALLPART; sed -e '1,5d' HUGEFILE) > HUGEFILE.new
i.e: pick all the lines before the edited lines from the HUGEFILE (which in this case is the top 3 lines), combine it with the edited lines (in this cas...
Pythonic way to print list items
...
Assuming you are using Python 3.x:
print(*myList, sep='\n')
You can get the same behavior on Python 2.x using from __future__ import print_function, as noted by mgilson in comments.
With the print statement on Python 2.x you will need iteration of som...
What does a b prefix before a python string mean?
...
63
This is Python3 bytes literal. This prefix is absent in Python 2.5 and older (it is equivalent t...
Overriding id on create in ActiveRecord
...
13 Answers
13
Active
...
Find and replace string values in list
... a float/integer?
– Patriots299
Dec 31 '18 at 20:38
add a comment
|
...
Multiple Type Constraints in Swift
...e T:SomeProtocol, T:SomeOtherProtocol>(arg: T) {
// stuff
}
Swift 3 & 4:
func someFunc<T: SomeProtocol & SomeOtherProtocol>(arg: T) {
// stuff
}
or the more powerful where clause:
func someFunc<T>(arg: T) where T:SomeProtocol, T:SomeOtherProtocol{
// stuff
}
...
Remove duplicated rows using dplyr
...
139
Note: dplyr now contains the distinct function for this purpose.
Original answer below:
lib...
In git, is there a way to show untracked stashed files without applying the stash?
...ut is pretty obvious from The commit which introduced the -u feature, 787513..., and the way the rest of the documentation for git-stash phrases things... or just by doing git log --graph stash@{0})
You can view just the "untracked" portion of the stash via:
git show stash@{0}^3
or, just the "un...
Sort hash by key, return hash in Ruby
...
answered Mar 11 '14 at 2:03
Mark ThomasMark Thomas
34.8k99 gold badges6666 silver badges9797 bronze badges
...
Numpy first occurrence of value greater than existing value
...nce are returned.") and doesn't save another list.
In [2]: N = 10000
In [3]: aa = np.arange(-N,N)
In [4]: timeit np.argmax(aa>N/2)
100000 loops, best of 3: 52.3 us per loop
In [5]: timeit np.where(aa>N/2)[0][0]
10000 loops, best of 3: 141 us per loop
In [6]: timeit np.nonzero(aa>N/2)[0...