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Pass props to parent component in React.js

...ase of direct parent-child relationship. When parent and child have potentially a lot of intermediaries, check this answer. Other solutions are missing the point While they still work fine, other answers are missing something very important. Is there not a simple way to pass a child's props to...
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Can I have multiple background images using CSS?

... CSS3 allows this sort of thing and it looks like this: body { background-image: url(images/bgtop.png), url(images/bg.png); background-repeat: repeat-x, repeat; } The current versions of all the major browsers now suppor...
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Sort ArrayList of custom Objects by property

I read about sorting ArrayLists using a Comparator but in all of the examples people used compareTo which according to some research is a method for Strings. ...
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asp.net mvc put controllers into a separate project

...ng to figure out how to move my controllers into a separate project. Typically when I have designed asp.net web apps before, I created one project for my models, another for my logic, and then there was the web. ...
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How do I escape ampersands in batch files?

... From a cmd: & is escaped like this: ^& (based on @Wael Dalloul's answer) % does not need to be escaped An example: start http://www.google.com/search?client=opera^&rls=en^&q=escape+ampersand%20and%20percentage+in+cmd^&sourceid=opera^&ie=utf-8^&oe=utf-8 Fro...
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How can I send an inner to the bottom of its parent ?

... :) Actually i couldn't get how we are hacking IE with symbols, thats why i thought it is IE Hacking :) – uzay95 Jan 27 '10 at 14:22 ...
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PHP expects T_PAAMAYIM_NEKUDOTAYIM?

... Not really. Test this var_dump(empty(TRUE)) – machineaddict Jun 5 '14 at 13:12 1 ...
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Android: ProgressDialog.show() crashes with getApplicationContext

...t some of the code in the onCreate() is being run before the window is actually done being built. This is going to be a hack, but try launching a new Thread in a few hundred milliseconds (IIRC: 300-400 seemed to work for me, but you'll need to tinker) that opens your ProgressDialog and starts anythi...
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What's the best way to determine the location of the current PowerShell script?

...roperty for general scripts. I had the following line at the top of essentially every PowerShell script I had: $scriptPath = split-path -parent $MyInvocation.MyCommand.Definition share | improve t...
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How can a time function exist in functional programming?

...the same output, for same input, no matter how many times the function is called. It's exactly like a mathematical function which evaluates to the same output for the same value of the input parameters which involves in the function expression. ...