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Convert UTC datetime string to local datetime
...o provide your own tzinfo objects, check out the python-dateutil library. It provides tzinfo implementations on top of a zoneinfo (Olson) database such that you can refer to time zone rules by a somewhat canonical name.
from datetime import datetime
from dateutil import tz
# METHOD 1: Hardcode zo...
How can I use getSystemService in a non-activity class (LocationManager)?
I'm having trouble offloading tasks from the main Activities OnCreate method onto another class to do the heavy lifting.
5 ...
How do I remove  from the beginning of a file?
I have a CSS file that looks fine when I open it using gedit , but when it's read by PHP (to merge all the CSS files into one), this CSS has the following characters prepended to it: 
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range over interface{} which stores a slice
...n the scenario where you have a function which accepts t interface{} . If it is determined that the t is a slice, how do I range over that slice?
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How do I create a MongoDB dump of my database?
...follow
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edited Apr 27 '15 at 11:36
Sameer Shaikh
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MFC子窗口和父窗口（SetParent,SetOwner） - C/C++ - 清泛网 - 专注C/C++及内核技术
...己的子窗口(child)。在MFC 的CWnd类中，所有者窗口保存在m_hWndOwner成员变量中，父窗口则保存在m_hParent中，但是这两个值并不一定和窗口对象数据结构中的值相对应。
窗口之间的关系，决定了窗口的外在表现。比如显示、销毁等...
How do I get the entity that represents the current user in Symfony2?
I am using the Symfony security setup. Everything works fine, but I don't know how to do one important thing:
6 Answers
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dplyr: “Error in n(): function should not be called directly”
...getting this error message. I am expecting to see a new column n produced with the frequency of each combination. What am I missing? I triple checked that the package is loaded.
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How to count the number of files in a directory using Python
...To test if a filename is an ordinary file (and not a directory or other entity), use os.path.isfile():
import os, os.path
# simple version for working with CWD
print len([name for name in os.listdir('.') if os.path.isfile(name)])
# path joining version for other paths
DIR = '/tmp'
print len([name...
Converting datetime.date to UTC timestamp in Python
I am dealing with dates in Python and I need to convert them to UTC timestamps to be used
inside Javascript. The following code does not work:
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