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Why create “Implicitly Unwrapped Optionals”, since that implies you know there's a value?
...se cases for Implicitly Unwrapped Optionals, you should already understand what Optionals and Implicitly Unwrapped Optionals are in Swift. If you do not, I recommend you first read my article on optionals
When To Use An Implicitly Unwrapped Optional
There are two main reasons that one would create...
Best exception for an invalid generic type argument
...a enum? How would you answer the questions posed by the accepted answer to What factors should be taken into consideration when writing a custom exception class?
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Internal Error 500 Apache, but nothing in the logs?
...t Value: E_ALL | E_STRICT
; Production Value: E_ALL & ~E_DEPRECATED
What this communicates to PHP is that we want to log all these errors. Warning, there will be a large performance hit, so you don't want this enabled on production because logging takes work and work takes time, time costs m...
Java URL encoding of query string parameters
... specified, then the default encoding of the platform is used.
See also:
What every web developer must know about URL encoding
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Java Enum Methods - return opposite direction enum
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how do you use it, though? and what is this technique called?
– Thufir
Jul 7 '14 at 6:46
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How do I use the lines of a file as arguments of a command?
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As already mentioned, you can use the backticks or $(cat filename).
What was not mentioned, and I think is important to note, is that you must remember that the shell will break apart the contents of that file according to whitespace, giving each "word" it finds to your command as an argument...
Should one call .close() on HttpServletResponse.getOutputStream()/.getWriter()?
...it "Returns a ServletOutputStream"; similarly for getWriter(). Either way, what is clear is that HttpServletResponse "owns" the stream/writer, and it (or the container) is responsible for closing it again.
So to answer your question - no, you should not close the stream in this case. The container ...
Is there a destructor for Java?
... why you cannot predict when (or even if) an object will be destroyed. what approximate other way to predict that ?
– dctremblay
Aug 28 '16 at 0:06
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How to initialize all members of an array to the same value?
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@CetinSert: What do you mean it doesn't work? It does exactly what this answer says it should do. It doesn't do what the comment in your code says, but that comment is wrong.
– Benjamin Lindley
Apr...
Is there any downside for using a leading double slash to inherit the protocol in a URL? i.e. src=“/
...w. But the only way to know for sure is to simply try it yourself and see what happens.
– Remy Lebeau
Jan 12 '11 at 23:29
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