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How to concatenate properties from multiple JavaScript objects
...all of them. Use a transpiler like Babel and Traceur to generate backwards-compatible ES5 JavaScript.
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How do I pass a variable by reference?
...or pass-by-reference - it is call-by-object. See this, by Fredrik Lundh:
http://effbot.org/zone/call-by-object.htm
Here is a significant quote:
"...variables [names] are not objects; they cannot be denoted by other variables or referred to by objects."
In your example, when the Change metho...
How to parse JSON in Java
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You may find more examples from: Parse JSON in Java
Downloadable jar: http://mvnrepository.com/artifact/org.json/json
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How can I dynamically create a selector at runtime with Objective-C?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
MultiPlatform版OBS（Open Broadcaster Software）流媒体视频开源软件安装...
...pen Broadcaster Software）流媒体视频开源软件安装配置官网：https: obsproject com index界面截图：媒体源可以是：图像、视频文件、桌面、窗口、显示器（可多个切换）等。从源码安装参考：http 官网：https://obsproject.com/index
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How do I implement a callback in PHP?
...cb(). call_user_func and call_user_func_array support all the above.
See: http://php.net/manual/en/language.types.callable.php
Notes/Caveats:
If the function/class is namespaced, the string must contain the fully-qualified name. E.g. ['Vendor\Package\Foo', 'method']
call_user_func does not supp...
Python list of dictionaries search
... the item not being there, then you can do what user Matt suggested in his comment and provide a default using a slightly different API:
next((item for item in dicts if item["name"] == "Pam"), None)
And to find the index of the item, rather than the item itself, you can enumerate() the list:
nex...
Suppressing deprecated warnings in Xcode
...per-file basis. See this answer for adding per-file flags: stackoverflow.com/a/6658549/272473
– mrwalker
Sep 7 '12 at 20:08
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Error: Can't set headers after they are sent to the client
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The res object in Express is a subclass of Node.js's http.ServerResponse (read the http.js source). You are allowed to call res.setHeader(name, value) as often as you want until you call res.writeHead(statusCode). After writeHead, the headers are baked in and you can only call ...