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How to return a part of an array in Ruby?
...array-slicing syntax to Python. Here is the ri documentation for the array index method:
--------------------------------------------------------------- Array#[]
array[index] -> obj or nil
array[start, length] -> an_array or nil
array[range] ...
Warning the user/local/mysql/data directory is not owned by the mysql user
...restart.
Reference: https://coolestguidesontheplanet.com/get-apache-mysql-php-phpmyadmin-working-osx-10-10-yosemite/
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Why are we not to throw these exceptions?
...ther exceptions with very different semantics.
NullReferenceException and IndexOutOfRangeException are of a different kind. Now these are very specific exceptions, so throwing them could be fine. However, you still won’t want to throw these, as they usually mean that there are some actual mistake...
Is a Python list guaranteed to have its elements stay in the order they are inserted in?
...g structure of an Array is still a special case of an object with numbered indexes, so it's not a contradiction to your statement, just an interesting tidbit, I thought.
– Multihunter
Dec 8 '16 at 21:09
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What is the official “preferred” way to install pip and virtualenv systemwide?
... Pip is now bundled with it.
See: https://docs.python.org/2.7//installing/index.html
If not :
Update (from the release notes):
Beginning with v1.5.1, pip does not require setuptools prior to running get-pip.py. Additionally, if setuptools (or distribute) is not already installed, get-pip.py wil...
What does “./bin/www” do in Express 4.x?
...loying to Azure app service, you have to create web.config and replace all index.js with bin/www , similar to that document gist.github.com/rseroter/79ad73f5e6e20b029f765ca8b34f4fad
– Bishoy Hanna
Jul 15 '19 at 7:50
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程序员才能听得懂的笑话 - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
...这个论坛的人都吵起来,我今晚就跟你走. 某软件工程师:PHP是最好的语言! 某论坛炸锅了,各种吵架... 某女:服了你了,我们走吧 你想干啥都行. 某软件工程师:今天不行,我一定要说服他们,PHP必须是最好的语言 某女：....
50、《c++程...
OS X: equivalent of Linux's wget
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Use curl;
curl http://127.0.0.1:8000 -o index.html
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Getting indices of True values in a boolean list
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Use enumerate, list.index returns the index of first match found.
>>> t = [False, False, False, False, True, True, False, True, False, False, False, False, False, False, False, False]
>>> [i for i, x in enumerate(t) if x]
[4, ...
Could not insert new outlet connection [duplicate]
...that after unchecking (in XCode 6.3.1) I had to wait a few seconds for the Indexing to appear and complete in the project name box. Same for the way backwards. This increased chances to fix the issue in almost all (but not all) cases.
Edit 2
Removing reference means that You do not delete the file ...