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What does Docker add to lxc-tools (the userspace LXC tools)?
...e migration
firewall support
By the time Ubuntu 16.04 is released in Apr 2016 there will have been additional cool features such as block device support, live-migration support.
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How to upload a file in Django? [closed]
...ate 2015-09-04: Django 1.8 supported at GitHub, thanks to nerogit.
Update 2016-07-03: Django 1.9 supported at GitHub, thanks to daavve and nerogit
Project tree
A basic Django 1.3 project with single app and media/ directory for uploads.
minimal-django-file-upload-example/
src/
mypro...
Why Choose Struct Over Class?
...lad if someone can point out what the flag actually does.
UPDATE (7 May 2016):
As of Swift 2.2.1, Xcode 7.3, running Release build on iPhone 6S, iOS 9.3.1, averaged over 5 runs, Swift Compiler setting is -O -whole-module-optimization:
class version took 2.159942142s
struct version took 5.83E-0...
Install dependencies globally and locally using package.json
...************************************************
* $Id: npm-setup.js 12785 2016-01-29 16:34:49Z sthames $
* ==============================================================================
* Parameters: 'links' - Create links in local environment, optional.
*
* <p>NodeJS script to install commo...
How to append rows to an R data frame
...TRUE)
extendDf (aDf, 2)
# l i n c t
# 1 TRUE 1 1 a 2016-07-06 17:12:30
# 2 FALSE 0 0 a 1970-01-01 01:00:00
# 3 FALSE 0 0 a 1970-01-01 01:00:00
system.time (eDf <- extendDf (aDf, 100000))
# user system elapsed
# 0.009 0.002 0.010
system.time (eDf <- extendDf ...
Standard alternative to GCC's ##__VA_ARGS__ trick?
...se whatsoever from the committee; I don't even know if anyone read it. In 2016 it was proposed again in N2023, and I encourage anyone who knows how that proposal is going to let us know in the comments.
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STL中map容器使用自定义key类型报错详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...key对象进行了大小比较，但是我们自定义的key类型a并没有对<操作符进行重载，于是报错。
那么map容器和less有什么关系呢，我们的代码怎么回链接到这里了？
看看map的模板定义就知道了：
template<class _Kty,
class _Ty,
c...
Android: install .apk programmatically [duplicate]
...is correct now, my auto-update is working. Thanks for help. =)
Edit 20.7.2016:
After a long time, I had to use this way of updating again in another project. I encountered a number of problems with old solution. A lot of things have changed in that time, so I had to do this with a different appro...
Replacing .NET WebBrowser control with a better browser, like Chrome?
...r).
I think this is the browser used by Origin in Battlefield 3.
Update (2016)
There is now DotnetBrowser, a commercial alternative to Awesomium. It's based off Chromium.
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What is the difference between Google App Engine and Google Compute Engine?
...th work well with the other parts of the Google Cloud Platform.
EDIT (May 2016):
One more important distinction: projects running on App Engine can scale down to zero instances if no requests are coming in. This is extremely useful at the development stage as you can go for weeks without going ove...