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How can Xcode 6 adaptive UIs be backwards-compatible with iOS 7 and iOS 6?
...e to the UI with Size Classes in Interface Builder DO appear correctly on iOS 7 devices and the Preview in Xcode. For example, I changed some Auto Layout constraints and font sizes for Regular height Regular width and those changed constraints are visible in the iPad Simulator running iOS 7.0.
All ...
Run PHP Task Asynchronously
I work on a somewhat large web application, and the backend is mostly in PHP. There are several places in the code where I need to complete some task, but I don't want to make the user wait for the result. For example, when creating a new account, I need to send them a welcome email. But when they h...
How do I install from a local cache with pip?
...is problem.
From the docs:
pip2pi builds a PyPI-compatible package repository from pip requirements
pip2pi allows you to create your own PyPI index by using two simple commands:
To mirror a package and all of its requirements, use pip2tgz:
$ cd /tmp/; mkdir package/
$ pip2tgz packages/ htt...
Fast permutation -> number -> permutation mapping algorithms
I have n elements. For the sake of an example, let's say, 7 elements, 1234567. I know there are 7! = 5040 permutations possible of these 7 elements.
...
multiprocessing: How do I share a dict among multiple processes?
...ble than pyshmht library that uses tons of memory and doesn't work for Mac OS. Though my dict only works for plain strings and is immutable currently.
I use linear probing implementation and store keys and values pairs in a separate memory block after the table.
from mmap import mmap
import struct
...
How to stop and restart memcached server?
How to stop and restart memcached server 1.4.5 in linux OS from command line?
12 Answers
...
How to call Base Class's __init__ method from the child class? [duplicate]
...
123
You could use super(ChildClass, self).__init__()
class BaseClass(object):
def __init__(se...
How to redirect both stdout and stderr to a file [duplicate]
... answered Sep 23 '11 at 10:14
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Google Tag Manager 入门指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...Of(“/jp/”) == 0) { … }
通配符，如：文章的地址：/article_123：
If (/article_\d+/.test(a)) { … } // 这儿用正则表达式来匹配末尾的数字。
实际的匹配条件会有很多种，这对于没有代码基础的网站分析人员可真是一种挑战啊，另外写...
How to remove a field completely from a MongoDB document?
... looks like this:
{
name: 'book',
tags: [
{
words: ['abc','123'],
lat: 33,
long: 22
}, {
words: ['def','456'],
lat: 44,
long: 33
}
]
}
To remove the column words from the embedded document, do this:
db.example.update(
{'tags': {'$exists':...