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parseInt vs unary plus, when to use which?
...95"',
'"123456789012345678"',
'"12e999"',
'""',
'"123foo"',
'"123.45foo"',
'" 123 "',
'"foo"',
'"12e"',
'"0b567"',
'"0o999"',
'"0xFUZZ"',
'"+0"',
'"-0"',
'"Infinity"',
'"+Infinity"',
'"-Infinity"',
'null',
...
List attributes of an object
...
vars(foo) returns foo.__dict__
– Boris
May 7 at 17:07
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Add a CSS class to
...ed/displayed, such as @person, it will name the button accordingly (Update Foo or Create Foo) and also the form_for FormBuilder chooses the correct action. So this way you can extract the form code into a partial and use it to display the model object (if you wish to use a form to display it), updat...
Last segment of URL in jquery
...k if the URL does have query params set on it (e.g. .../file?var=value&foo=bar). This solution solves this problem on a more robust and modern way: stackoverflow.com/a/51795122/1123743
– Sebastian Barth
May 18 at 14:01
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Convert NSArray to NSString in Objective-C
...String’s componentsSeparatedByCharactersInSet:
NSString *yourString = @"Foo-bar/iOS-Blog";
NSArray *yourWords = [myString componentsSeparatedByCharactersInSet:
[NSCharacterSet characterSetWithCharactersInString:@"-/"]
];
// yourWords is now: [@"Foo", @"bar", @"i...
Setting element of array from Twig
...ot work outside of the for scope.
{% for group in user.groups %}
{% set foo={'loop.index0':'group.id'} %}
{% set title={'loop.index0':'group.title'} %}
{{ title }} //it work
{% else %}
{% set foo={'0':'-1'} %}
{% set title={'0':'未分组'} %}
{% endfor %}
{{ title }} //it does not work...
How to play a local video with Swift?
I have a short mp4 video file that I've added to my current Xcode6 Beta project.
9 Answers
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What is Common Gateway Interface (CGI)?
...me says, it is a "common" gateway interface for everything. It is so trivial and naive from the name. I feel that I understood this and I felt this every time I encountered this word. But frankly, I didn't. I'm still confused.
...
Is there a way to get element by XPath using JavaScript in Selenium WebDriver?
...
console.log( getElementByXpath("//html[1]/body[1]/div[1]") );
<div>foo</div>
https://gist.github.com/yckart/6351935
There's also a great introduction on mozilla developer network: https://developer.mozilla.org/en-US/docs/Introduction_to_using_XPath_in_JavaScript#document.evalua...
How to get a property value based on the name
...GetProperty(PropName).GetValue(T, null);
}
}
Usage is:
Car foo = new Car();
var balbal = foo.GetPropertyValue("Make");
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