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How to avoid isset() and empty()
...with this problem is by accessing values of GET and POST (COOKIE, SESSION, etc.) arrays through a class.
Create a class for each of those arrays and declare __get and __set methods (overloading). __get accepts one argument which will be the name of a value. This method should check this value in th...
How do popular apps authenticate user requests from their mobile app to their server?
...ens, prompt the user for credentials if expired or missing, refresh tokens etc. I find the http part of this example lacking or old. Extending android's AccountAuthenticatorActivity is a great helper to parse serialized data to the layout and back to the internet.
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What is the difference between LL and LR parsing?
...sers come in many flavors (LR(0), SLR(1), LALR(1), LR(1), IELR(1), GLR(0), etc.) and are far more powerful. They also tend to have much more complex and are almost always generated by tools like yacc or bison. LL parsers also come in many flavors (including LL(*), which is used by the ANTLR tool),...
How do I set up a basic Ruby project?
... for your project.
/bin/ - If your project depends on binaries (JAR files, etc.), they usually go in there.
Inside lib/, the convention is usually to create a folder for each sub-namespace inside your top-level namespace. For example, the class Foo::Bar::Baz is usually found under /lib/foo/bar/baz...
Best practices for using Markers in SLF4J/Logback
...ndard pool" of markers, are there some naming conventions to keep in mind, etc.)
– Roland Tepp
Nov 15 '10 at 11:05
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How can I plot with 2 different y-axes?
...be used to superimpose plots of different types – bar plots, histograms, etc..
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When to use static vs instantiated classes
...cally use objects when working with unique things like a photo, user, post etc and use static when its meant for general things?
– Robert Rocha
Apr 2 '16 at 21:29
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What's the right way to pass form element state to sibling/parent elements?
...ing deeply nested data, state validation, global state with setState hook, etc. There is also complete sample application online, which uses the Hookstate and the technique explained above.
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Difference between a “coroutine” and a “thread”?
...ts assigned resources, like memory, file handles, sockets, device handles, etc., and these resources are all shared among its kernel threads.
The operating system scheduler is part of the kernel that runs each thread for a certain amount time (on a single processor machine). The scheduler allocates...
Load view from an external xib file in storyboard
... the hydration process, has awakeFromNib called on it, is added as a view, etc.
We can use this in a "cardboard cut-out" subclass of our view, the only purpose of which will be to load the view from the NIB and return it for use in the Storyboard. The embeddable subclass is then specified in the S...