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What is the difference between require and require-dev sections in composer.json?
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answered Aug 17 '17 at 13:01
localheinzlocalheinz
7,19022 gold badges2626 silver badges3737 bronze badges
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Pinging servers in Python
...tion works in any OS (Unix, Linux, macOS, and Windows)
Python 2 and Python 3
EDITS:
By @radato os.system was replaced by subprocess.call. This avoids shell injection vulnerability in cases where your hostname string might not be validated.
import platform # For getting the operating system name...
What are good grep tools for Windows? [closed]
... community wiki
9 revs, 6 users 36%Mark Biek
4
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创业第一年 太特么累了 - 资讯 - 清泛网 - 专注C/C++及内核技术
...了几个简历开始面试，然后就凌乱了。基本都是90后，2、3年工作经验的要价比我都高，还特关心工作环境、年假怎么休、加班多不多，再一聊，干过的公司比我都多，吃着碗里的还看着锅里的，只要一点不爽就想跳槽，我特么...
Two-dimensional array in Swift
...ray of arrays of Ints set to 0. Arrays size is 10x5
var arr = Array(count: 3, repeatedValue: Array(count: 2, repeatedValue: 0))
// ...and for Swift 3+:
var arr = Array(repeating: Array(repeating: 0, count: 2), count: 3)
Change element at position
arr[0][1] = 18
OR
let myVar = 18
arr[0][1] = m...
Changing variable names in Vim
...o I think.
– Srikumar
Nov 29 '11 at 3:07
3
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Find value in an array
...rray, and if that's the case, you can use Array#include?(value):
a = [1,2,3,4,5]
a.include?(3) # => true
a.include?(9) # => false
If you mean something else, check the Ruby Array API
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Deep copy of a dict in python
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How about:
import copy
d = { ... }
d2 = copy.deepcopy(d)
Python 2 or 3:
Python 3.2 (r32:88445, Feb 20 2011, 21:30:00) [MSC v.1500 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import copy
>>> my_dict = {'a': [1, 2, 3], 'b...
How to check for DLL dependency?
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edited Sep 7 '19 at 7:53
BullyWiiPlaza
10.9k66 gold badges7171 silver badges107107 bronze badges
answ...
Control cannot fall through from one case label
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31
For me, I sat there looking at this code and my own until I finally realised I was actually missing the break on the very last case, for an...