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Why Maven uses JDK 1.6 but my java -version is 1.7
... The CurrentJDK symlink trick doesn't seem to work any more with maven 3.3.1, but modifying ~/.mavenrc does.
– Stefan L
Mar 23 '15 at 12:48
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Is there a query language for JSON?
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Talking about standard, I heard a rumor that XQuery 3.1 might be extended to support JSON queries (similar to JSONiq). Of course, it could take some time since XQuery 3.0 is not officially released yet.
– Julien Ribon
Dec 14 '12 at 10:14
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Has anyone used Coffeescript for a production application? [closed]
...1.
The language has actually changed very little in the six months between 1.0 and 1.1.1; nearly all of the changes qualify as "bugfixes." I had to make very few tweaks to the code in the book for the transition from 1.0.1 to 1.1.1. However, I'm sure the language will see more significant changes in...
Callback functions in C++
...y passing appropriate callables for example:
std::vector<double> v{ 1.0, 2.2, 4.0, 5.5, 7.2 };
double r = 4.0;
std::for_each(v.begin(), v.end(), [&](double & v) { v += r; });
std::for_each(v.begin(), v.end(), [](double v) { std::cout << v << " "; });
which prints
5 6.2 ...
How can I find an element by CSS class with XPath?
...oken(@class, 'Test')]
It's only supported in the latest version of XPath (3.1) so you'll need an up-to-date implementation.
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MediaHelper 媒体助手扩展：从媒体文件提取元数据和专辑封面 · App Inventor 2 中文网
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版本
日期
修改内容
1.0
2021-07-06
初始版本
1.1
2024-09-04
Android 14 适配
截图
应用截图
文件列表示例
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Create a “with” block on several context managers? [duplicate]
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In Python 2.7 and 3.1 and above, you can write:
with A() as X, B() as Y, C() as Z:
do_something()
This is normally the best method to use, but if you have an unknown-length list of context managers you'll need one of the below methods.
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Remove ActiveRecord in Rails 3
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In rails 3.1 you also need to have require "sprockets/railtie" in your application.rb file.
– erskingardner
Aug 15 '11 at 14:41
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Repeat each row of data.frame the number of times specified in a column
...lt:
var1 var2
1 a d
2 b e
2.1 b e
3 c f
3.1 c f
3.2 c f
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Placeholder in UITextView
...self];
self.placeholderTextColor = [UIColor colorWithWhite:0.702f alpha:1.0f];
}
- (void)textChanged:(NSNotification *)notification {
[self setNeedsDisplay];
}
@end
It's a lot simpler than the others, as it doesn't use subviews (or have leaks). Feel free to use it.
Update 11/10/11: It is ...