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How to do case insensitive string comparison?
...tive comparisons (among other powerful things).
Here's a simple example
'xyz'.localeCompare('XyZ', undefined, { sensitivity: 'base' }); // returns 0
And a generic function you could use
function equalsIgnoringCase(text, other) {
return text.localeCompare(other, undefined, { sensitivity: 'ba...
Get selected subcommand with argparse
...subparsers.add_parser('bar')
>>> args = parser.parse_args(['-g', 'xyz', 'foo', '--count', '42'])
>>> args
Namespace(count='42', global='xyz', subparser_name='foo')
You can also use the set_defaults() method referenced just above the example I found.
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如何高效的学习掌握新技术 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...个大概的了解。而且现在网络上相关文章也比较多，通过搜索，也能找到很多相关的文章和资料。
明确阶段性目标，选择实践项目
一般一门新技术所涉及的面比较广，如果一开始就想全面掌握并不现实，但如果从一个个点去...
Change directory command in Docker?
...ommands after WORKDIR will be executed from that directory.
RUN git clone XYZ
WORKDIR "/XYZ"
RUN make
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How to toggle a value in Python
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If the values are hashable, you can use a dictionary:
>>> A = 'xyz'
>>> B = 'pdq'
>>> d = {A:B, B:A}
>>> x = A
>>> x = d[x] # toggle
>>> x
'pdq'
>>> x = d[x] # toggle
>>> x
'xyz'
>>> x = d[x] ...
How do I check if a C++ std::string starts with a certain string, and convert a substring to an int?
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The biggest problem with this is that atoi("123xyz") returns 123, whereas Python's int("123xyz") throws an exception.
– Tom
Dec 10 '09 at 3:31
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“Conversion to Dalvik format failed with error 1” on external JAR
...reason could be package name conflicts. Suppose you have a package com.abc.xyz and a class named A.java inside this package, and another library project (which is added to the dependency of this project) which contains the same com.abc.xyz.A.java, then you will be getting the exact same error. This ...
How to overwrite styling in Twitter Bootstrap
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It doesn't matter, for example '.abc.xyz' means, there is an element with class 'abc' and 'xyz' - it will still take it as a single element with a class. Thus, 10 points. same goes for an ID.
– kaizer1v
May 25 '15 at 15:53...
通信连接组件 · App Inventor 2 中文网
...amera
ActivityClass: com.android.camera.Camera
执行网络搜索。 假设您要搜索的词是“vampire”（您可以随意替换自己的选择），将属性设置为：
Action: android.intent.action.WEB_SEARCH
ExtraKey: query
ExtraValue: vampire
Ac...
“21天教你学会C++” - 创意 - 清泛网 - 专注C/C++及内核技术
...，而只需要几天甚至几小时。我在Amazon.com上进行了如下搜索：
pubdate: after 1992 and title: days and (title: learn or title: teach yourself)
(出版日期：1992年后 and 书名：天 and （书名：学会 or 书名：无师自通）)
我一共得到了248个搜索...