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What are “sugar”, “desugar” terms in context of Java 8?
...anslating "sugar" constructs into other constructs when the compiler or runtime lacks native support for the sugared versions.
These concepts come up frequently for Java in the context of Android. Android doesn't include any a JDK, but instead is a re-implementation of the Java runtime. Therefore ...
Test if characters are in a string
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@GregSnow -- Tried system.time(a <- grepl("abc", vec)) and system.time(a <- grepl("abc", vec, fixed=TRUE)), and fixed=TRUE is still, if anything slightly slower. The difference isn't appreciable with these short strings, but fixed=TRUE still doe...
Looking to understand the iOS UIViewController lifecycle
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All these commands are called automatically at the appropriate times by iOS when you load/present/hide the view controller. It's important to note that these methods are attached to UIViewController and not to UIViews themselves. You won't get any of these features just using a UIView.
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Regex exactly n OR m times
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There is no single quantifier that means "exactly m or n times". The way you are doing it is fine.
An alternative is:
X{m}(X{k})?
where m < n and k is the value of n-m.
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What is the difference between CMD and ENTRYPOINT in a Dockerfile?
... at all. ENTRYPOINT sets a metadata that can (but can be overridden) at runtime, so if you don't change anything, after starting your container, the result will be the same, however, RUN will be exectuted at build time and no matter what you do at runtime, it will be here.
– cr...
Abstract functions in Swift Language
...Also the subclass still isn't forced to implement the functions at compile time, and you not compelled to implement the protocol either.
– bandejapaisa
Dec 30 '14 at 17:05
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In Objective-C why should I check if self = [super init] is not nil?
...ecause of this it's standard practice to check for nil pretty much all the time, for consistency's sake.
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JSP tricks to make templating easier?
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+40million. Thank you for explaining it 50,000 times better than any crappy tutorial I've found. Coming from the Rails world and missing ERB, this is exactly what I need. You should write a blog.
– cbmeeks
Apr 8 '11 at 13:35
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A Java API to generate Java source files [closed]
.... I don't think it's API is exactly like the one you described, but every time I've heard of a project doing Java source generation they've used JET or a homegrown tool.
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How Python web frameworks, WSGI and CGI fit together
... can run WSGI over CGI as Pep333 demonstrates as an example. However every time there is a request a new Python interpreter is started and the whole context (database connections, etc.) needs to be build which all take time.
The best if you want to run WSGI would be if your host would install mod_w...