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How can I pass a list as a command-line argument with argparse?
...ingle argument.
parser.add_argument('--list-type', type=list)
# This will allow you to provide multiple arguments, but you will get
# a list of lists which is not desired.
parser.add_argument('--list-type-nargs', type=list, nargs='+')
# This is the correct way to handle accepting multiple argument...
Difference between jQuery `click`, `bind`, `live`, `delegate`, `trigger` and `on` functions (with an
... of events up in another page, the API itself is tremendously helpful, and all of what I'm discussing below is linked directly from this page.
First, .click(function) is literally a shortcut for .bind('click', function), they are equivalent. Use them when binding a handler directly to an element, ...
Test for non-zero length string in Bash: [ -n “$var” ] or [ “$var” ]
...t, I'll use [ ! "$var" ] instead of [ -z "$var" ].
– AllenHalsey
Oct 6 '10 at 20:32
2
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Difference between CouchDB and Couchbase
...erate features of CouchDB that you will not find in the Couchbase Server.
All of the names relating to CouchDB and Couchbase can be really confusing, so I've updated this answer, to begin with a brief explanation of the most important ones.
Names and confusion
There is CouchDB, CouchIO, CouchOne,...
memcpy() vs memmove()
I am trying to understand the difference between memcpy() and memmove() , and I have read the text that memcpy() doesn't take care of the overlapping source and destination whereas memmove() does.
...
How to pass objects to functions in C++?
...ne whether to pass by const reference or not.)
Passing by pointer is virtually never advised. Optional parameters are best expressed as a std::optional (boost::optional for older std libs), and aliasing is done fine by reference.
C++11's move semantics make passing and returning by value much more ...
Android微信智能心跳方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...可以传递小于4kb的数据），对这些数据的处理可以全部由开发者控制。
c）Android应用不需要运行就可以接收消息(通过Android广播)。
d）GCM不保证发送的消息的顺序，也不保证消息一定能够推送到手机。
3.2 GCM心跳策略以及存在...
Looping a video with AVFoundation AVPlayer?
...tion because
audio track edit is shorter than the movie duration (15.682 vs
15.787).
You need to either fix the movie files to have the movie duration and
track durations to be same length or you can use the time range
parameter of AVPlayerLooper (set time range from 0 to duration of
...
Visual Studio: Relative Assembly References Paths
... I understand that this is helpful and correct, but does the VS gui seriously not provide a way to add a relative reference?
– kdbanman
Jul 8 '15 at 21:52
4
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Can code that is valid in both C and C++ produce different behavior when compiled in each language?
C and C++ have many differences, and not all valid C code is valid C++ code.
(By "valid" I mean standard code with defined behavior, i.e. not implementation-specific/undefined/etc.)
...