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List comprehension on a nested list?
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Super useful! Makes it clear that loops (top-to-bottom) are ordered left to right in the generator. This not obvious since in (f(x) for x in l) places the second line of the for-loop equivalent on the left.
– user48956
Jan 11 '...
What is the difference between 'git pull' and 'git fetch'?
...d points to it multiple times. That's why in Git, even multiple commits on top of an original don't affect the size of the repo much, since most of the objects are the same.
– cst1992
Nov 5 '16 at 9:43
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What platforms have something other than 8-bit char?
... The DEC-20 used five 7-bit ASCII characters per 36-bit word on the TOPS-20 O/S.
– David R Tribble
Jan 20 '10 at 17:19
3
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Apache .htaccess 禁止访问某目录方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
....htaccess文档
如果在以前的老版本的apache中，直接用http://www.dd.com/www/.htaccess可能将站点的.htaccess文件获取，通过它可以得到包含了密码文件的路径。不过现在这个在apache2中
好像就是多余的了。不过我们还是可以在.htaccess文件中...
What makes Scala's operator overloading “good”, but C++'s “bad”?
...t behave like methods. These inconsistency can be cause problems.
Off the top of my head operators || and &&.
The built in versions of these are short-cut operators. This is not true for overloaded versions and has caused some problems.
The fact that + - * / all return the same type that t...
Python class inherits object
..., I omit the explicit inheritance and just put __metaclass__ = type at the top of the module (after the from __future__ import absolute_import, division, print_function line :-) ); it's a compatibility hack in Py2 that makes all subsequently defined classes in the module new-style by default, and in...
When should I use Inline vs. External Javascript?
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This should be the top answer imo
– sgarcia.dev
Aug 8 '16 at 17:27
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Getting parts of a URL (Regex)
...up a
full URL including query parameters
and anchors e.g.
https://www.google.com/dir/1/2/search.html?arg=0-a&arg1=1-b&arg3-c#hash
^((http[s]?|ftp):\/)?\/?([^:\/\s]+)((\/\w+)*\/)([\w\-\.]+[^#?\s]+)(.*)?(#[\w\-]+)?$
RexEx positions:
url: RegExp['$&'],
protoco...
Would you, at present date, use JBoss or Glassfish (or another) as Java EE server for a new project?
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Checkout GlassFish 3.1! Built on top of the modular, Java EE 6 based GlassFish v3 kernel, version 3.1 delivers clustering, centralized administration and high availability.
Refer to http://blogs.oracle.com/nazrul/entry/glassfish_3_1 for more details.
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Node.js on multi-core machines
...ollection / monitoring
PS: There's a discussion between Aaron and Christopher in the comments of another post (as of this writing, its the top post). A few comments on that:
A shared socket model is very convenient for allowing multiple processes to listen on a single port and compete to accep...