大约有 48,000 项符合查询结果（耗时：0.0617秒） [XML]
Create numpy matrix filled with NaNs
...as np; a = np.empty((100,100));" "a.fill(np.nan)"
10000 loops, best of 3: 54.3 usec per loop
$ python -mtimeit "import numpy as np; a = np.empty((100,100));" "a[:] = np.nan"
10000 loops, best of 3: 88.8 usec per loop
The timings show a preference for ndarray.fill(..) as the faster alternative. OT...
Lightweight SQL editor for Eclipse [closed]
...
143
for reference to add sql syntax highlighting / coloring to eclipse
you can install Data tools p...
mongo group query how to keep fields
... |
edited Jan 22 at 5:54
mae
11.2k88 gold badges2727 silver badges3939 bronze badges
answered May 21 ...
How to get Ruby / Homebrew / RVM to work on Yosemite?
...framework/Versions/Current/usr/bin/ruby -W0
via http://blog.ic3man.gr/2014/06/homebrew-ruby-bad-interpreter-no-such-file-or-directory/
share
|
improve this answer
|
follow
...
How to call asynchronous method from synchronous method in C#?
...ontext:
var result = AsyncContext.RunTask(MyAsyncMethod).Result;
*Update 4/14/2014: In more recent versions of the library the API is as follows:
var result = AsyncContext.Run(MyAsyncMethod);
(It's OK to use Task.Result in this example because RunTask will propagate Task exceptions).
The reason ...
Removing duplicate rows in vi?
...
274
If you're OK with sorting your file, you can use:
:sort u
...
Start ssh-agent on login
... |
edited Jun 19 at 14:05
Michael Renner
2,76833 gold badges1717 silver badges1616 bronze badges
an...
C# SQL Server - Passing a list to a stored procedure
... |
edited Nov 29 '18 at 4:47
Walter Stabosz
6,69044 gold badges3636 silver badges6363 bronze badges
an...
Propagate all arguments in a bash shell script
...
1456
Use "$@" instead of plain $@ if you actually wish your parameters to be passed the same.
Obse...
Implode an array with JavaScript?
...
548
You can do this in plain JavaScript, use Array.prototype.join:
arrayName.join(delimiter);
...