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How can I write to the console in PHP?
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Firefox
On Firefox you can use an extension called FirePHP which enables the logging and dumping of information from your PHP applications to the console. This is an addon to the awesome web development extension Firebug.
http://www.studytrails.com/blog/using-firephp-...
Can I avoid the native fullscreen video player with HTML5 on iPhone or android?
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In iOS 10+
Apple enabled the attribute playsinline in all browsers on iOS 10, so this works seamlessly:
<video src="file.mp4" playsinline>
In iOS 8 and iOS 9
Short answer: use iphone-inline-video, it enables inline playback and syncs the audio.
Long answer: You can wo...
One line if-condition-assignment
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I don't think this is possible in Python, since what you're actually trying to do probably gets expanded to something like this:
num1 = 20 if someBoolValue else num1
If you exclude else num1, you'll receive a syntax error since I'm quite sure that the assignment must actually return so...
Creating an index on a table variable
...ds of adding constraint based indexes discussed below SQL Server 2014 also allows non unique indexes to be specified directly with inline syntax on table variable declarations.
Example syntax for that is below.
/*SQL Server 2014+ compatible inline index syntax*/
DECLARE @T TABLE (
C1 INT INDEX IX...
What is the difference between loose coupling and tight coupling in the object oriented paradigm?
...s can maintain a list of classes that inherit from 'Observer', without actually knowing the concrete type of those classes, this is an instance of loose coupling. The Subject doesn't depend on any of its Observers or their internal concerns. The observers don't depend on the Subject or any of its co...
Free XML Formatting tool [closed]
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I believe that Notepad++ has this feature.
Edit (for newer versions)
Install the "XML Tools" plugin (Menu Plugins, Plugin Manager)
Then run: Menu Plugins, Xml Tools, Pretty Print (XML only - with line breaks)
Original answer (for older versions of Notepad++)
Notepad++ menu: TextFX -> HTML T...
In Python, how do I split a string and keep the separators?
...of pattern. If capturing parentheses are used in pattern, then the text of all groups in the pattern are also returned as part of the resulting list."
– Vinay Sajip
Jan 25 '10 at 23:54
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Ruby on Rails: how to render a string as HTML?
...b>Hi</b>"
<%= @str.html_safe %>
Using raw works fine, but all it's doing is converting the string to a string, and then calling html_safe. When I know I have a string, I prefer calling html_safe directly, because it skips an unnecessary step and makes it clearer what's going on. Det...
How to stop a program running under Eclipse?
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Keep in mind that on Android, programs generally only 'stop' if you finish() or the system destroys them when memory is required. Why stop at all? You do not need to stop to fix/re-install/re-test, for example.
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How to prove that a problem is NP complete?
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As far as I remember, there is a theorem called the Cook-Levin theorem which states that SAT is NP-complete. That proof is quite a bit more complicated than what I outlined above and I don't think I can explain it in my own words.
– Laila Agaev
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