大约有 40,000 项符合查询结果(耗时:0.0582秒) [XML]

https://stackoverflow.com/ques... 

jekyll markdown internal links

...ou can now post internal links by using the following: [Some Link]({% post_url 2010-07-21-name-of-post %}) This is also referenced in the Jekyll Documentation. https://github.com/mojombo/jekyll/pull/369 share | ...
https://stackoverflow.com/ques... 

Generating a PNG with matplotlib when DISPLAY is undefined

... Important note: .use needs to be called before pyplot is imported. So if you are, for instance, just trying to import pyplot, you need to import matplotlib first, call use, and than import pyplot. – seaotternerd Nov 8 '1...
https://stackoverflow.com/ques... 

How to rsync only a specific list of files?

... for me using the --include-from option. Without the --exclude="*" option, all the files in the directory are being synced, with the option, no files are. ...
https://stackoverflow.com/ques... 

What is the difference between ndarray and array in numpy?

...r are used. If buffer is an object exposing the buffer interface, then all keywords are interpreted. The example below gives a random array because we didn't assign buffer value: np.ndarray(shape=(2,2), dtype=float, order='F', buffer=None) array([[ -1.13698227e+002, 4.25087011e-303], ...
https://stackoverflow.com/ques... 

Convenient C++ struct initialisation

... Since style A is not allowed in C++ and you don't want style B then how about using style BX: FooBar fb = { /*.foo=*/ 12, /*.bar=*/ 3.4 }; // :) At least help at some extent. ...
https://stackoverflow.com/ques... 

What would cause an algorithm to have O(log n) complexity?

...er dividing n in half i times we'll have a value that is at most 1. The smallest i for which this is guaranteed is roughly log2 n, so if we have an algorithm that divides by 2 until the number gets sufficiently small, then we can say that it terminates in O(log n) steps. An important detail is tha...
https://stackoverflow.com/ques... 

What do “branch”, “tag” and “trunk” mean in Subversion repositories?

...ode in the trunk. If the major changes work according to plan, they are usually merged back into the trunk. Tag will be a point in time on the trunk or a branch that you wish to preserve. The two main reasons for preservation would be that either this is a major release of the software, whether alp...
https://stackoverflow.com/ques... 

Python: using a recursive algorithm as a generator

...h a natural recursive solution. Now it happens that, even for relatively small input, the sequences are several thousands, thus I would prefer to use my algorithm as a generator instead of using it to fill a list with all the sequences. ...
https://stackoverflow.com/ques... 

More elegant way of declaring multiple variables at the same time

...variables with Boolean values is the best way to write your routine (especially if they really have one-letter names :) Depending on what you're doing, it may make sense to use a dictionary instead. For example, if you want to set up Boolean preset values for a set of one-letter flags, you could d...
https://stackoverflow.com/ques... 

Generating a random password in php

... Security warning: rand() is not a cryptographically secure pseudorandom number generator. Look elsewhere for generating a cryptographically secure pseudorandom string in PHP. Try this (use strlen instead of count, because count on a string is always 1): function random...