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What is the difference between is_a and instanceof?
...object
$x1 instanceof $x2 // returns false even if $x2 is int, undefined, etc.
So, is_a() highlights possible bugs while instanceof suppresses them.
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How bad is shadowing names defined in outer scopes?
...s if it's not locally defined, and everything (modules, functions, classes etc) is an object and lives in the same namespace as any other "variable". In your above snippet, print_data IS a global variable. Think about it...
– bruno desthuilliers
Mar 17 '17 at 9...
Open terminal here in Mac OS finder [closed]
... it works with just about everything out there - Finder, XCode, PhotoShop, etc.
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answered Aug 19 '10 at 7:26
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Kiosk mode in Android
...u could customise this (disable access to menu, limit application addition etc) to enable kiosk. http://code.google.com/p/android-launcher-plus/
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How to jump to a particular line in a huge text file?
...unks of the file into memory. You still access it through for line in open(etc):, but python only goes a bit at a time, discarding each buffered chunk after its processed.
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Could not load file or assembly 'Newtonsoft.Json, Version=4.5.0.0, Culture=neutral, PublicKeyToken=3
...uninstalling, reinstalling, deleting references, creating bindingRedirects etc.) I had to go back to an old version of Newtonsoft. Version 5.0.6 had been working before, so I tried that one. I had to enter these two commands in the Package Console:
uninstall-package newtonsoft.json -force
insta...
Where do alpha testers download Google Play Android apps?
...ps in publishing which means: you need icons, the FSK ratings, screenshots etc.
After you added it you click on publish.
You find the link for your testers at:
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Difference between EXISTS and IN in SQL?
...nted as a nested join, while the join query can be nested, merged, hashed, etc - whatever's quickest.
– Keith
Aug 5 '15 at 19:43
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What is the idiomatic Go equivalent of C's ternary operator?
...pective; they need to extend the language specification, parser, compiler, etc with extra syntax that isn't used anywhere else in the language for some syntactic sugar that is a potential readability footgun. Go is designed for reading, and while most C-developers may be familiar enough with ternari...
How are Anonymous inner classes used in Java?
... another function, e.g., as a listener, as a runnable (to spawn a thread), etc.
The idea is that you call them from inside the code of a function so you never refer to them elsewhere, so you don't need to name them. The compiler just enumerates them.
They are essentially syntactic sugar, and shoul...