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When to use self over $this?

In PHP 5, what is the difference between using self and $this ? 23 Answers 23 ...
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What is the purpose of .PHONY in a Makefile?

...e used to build files from other files. Make assumes its target is a file, and this makes writing Makefiles relatively easy: foo: bar create_one_from_the_other foo bar However, sometimes you want your Makefile to run commands that do not represent physical files in the file system. Good example...
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Java8: Why is it forbidden to define a default method for a method from java.lang.Object

...e design issues that seems "obviously a good idea" until you start digging and you realize that its actually a bad idea. This mail has a lot on the subject (and on other subjects too.) There were several design forces that converged to bring us to the current design: The desire to keep the i...
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JavaScript string encryption and decryption?

I'm interested in building a small app for personal use that will encrypt and decrypt information on the client side using JavaScript. The encrypted information will be stored in a database on a server, but never the decrypted version. ...
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Test if remote TCP port is open from a shell script

I'm looking for a quick and simple method for properly testing if a given TCP port is open on a remote server, from inside a Shell script. ...
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Using the “final” modifier whenever applicable in Java [closed]

...eywords in your code, but pretty soon you'll stop noticing the word itself and will simply think, that-thing-will-never-change-from-this-point-on (you can take it from me ;-) I think it's good practice. I am not using it all the time, but when I can and it makes sense to label something final I'll ...
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Disable same origin policy in Chrome

... Close chrome (or chromium) and restart with the --disable-web-security argument. I just tested this and verified that I can access the contents of an iframe with src="http://google.com" embedded in a page served from "localhost" (tested under chromium ...
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Why is the Android emulator so slow? How can we speed up the Android emulator? [closed]

I have got a 2.67   GHz Celeron processor, and 1.21   GB of RAM on a x86 Windows XP Professional machine. 77 Answer...
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What is difference between Errors and Exceptions? [duplicate]

How can I differentiate between Errors and Exceptions in Java? 4 Answers 4 ...
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How to prevent browser to invoke basic auth popup and handle 401 error using Jquery?

...ng jquery. However when I get 401 error basic auth browser popup is opened and jquery ajax error callback is not called. 11...