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Test for existence of nested JavaScript object key
...obj = obj[args[i]];
}
return true;
}
var test = {level1:{level2:{level3:'level3'}} };
checkNested(test, 'level1', 'level2', 'level3'); // true
checkNested(test, 'level1', 'level2', 'foo'); // false
ES6 UPDATE:
Here is a shorter version of the original function, using ES6 features and recurs...
Best practice? - Array/Dictionary as a Core Data Entity Attribute [closed]
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edited May 13 '12 at 12:36
answered Oct 13 '09 at 20:27
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How do I convert NSMutableArray to NSArray?
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513
NSArray *array = [mutableArray copy];
Copy makes immutable copies. This is quite useful becaus...
CSS: background image on background color
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You need to use the full property name for each:
background-color: #6DB3F2;
background-image: url('images/checked.png');
Or, you can use the background shorthand and specify it all in one line:
background: url('images/checked.png'), #6DB3F2;
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Git: fatal: Pathspec is in submodule
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437
Removing the directory from git and adding it again worked for me:
git rm --cached directory
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How to leave/exit/deactivate a Python virtualenv
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13 Answers
13
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Convert Newtonsoft.Json.Linq.JArray to a list of specific object type
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edited Jan 30 '15 at 20:19
James Newton-King
42.9k2222 gold badges105105 silver badges127127 bronze badges
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WPS在线表格使用指导 · App Inventor 2 中文网
...格并设置工作表名
2. 创建文档共享脚本
3. 复制 webhook 链接
4. 创建脚本令牌
快速上手：在线报名表
手机提交与在线表格结果
按条件查找
运行自己写的脚...
Differences between Perl and PHP [closed]
...y containing 4 strings
@bam = ('bug-AWWK!', \@foo, 'fum'); # @bam contains 3 elements: two strings and a array ref
PHP doesn't flatten arrays.
Perl has special code blocks (BEGIN, UNITCHECK, CHECK, INIT and END) that are executed. Unlike PHP's auto_prepend_file and auto_append_file, there is no li...