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HTTP header line break style
...ch line break style is preferable for use in HTTP headers: \r\n or \n , and why?
3 Answers
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Why is 128==128 false but 127==127 is true when comparing Integer wrappers in Java?
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When you compile a number literal in Java and assign it to a Integer (capital I) the compiler emits:
Integer b2 =Integer.valueOf(127)
This line of code is also generated when you use autoboxing.
valueOf is implemented such that certain numbers are "pooled", and i...
When to use “new” and when not to, in C++? [duplicate]
...should I use the "new" operator in C++? I'm coming from C#/Java background and instantiating objects is confusing for me.
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Multiline Comment Workarounds?
...t, you have to either
work with an editor that has region-to-comment commands, and most advanced R editors do
use the if (FALSE) constructs suggested earlier but note that it still requires complete parsing and must hence be syntactically correct
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Relative URLs in WordPress
... is much more convenient for switching domain names, changing between http and https etc. Today I discovered that if you define WP_CONTENT_URL with a relative url then when you insert files into posts they use the relative url for the src instead of absolute url. Just what I've always wanted! But th...
How to make an Android Spinner with initial text “Select One”?
...ect One". When the user clicks the spinner, the list of items is displayed and the user selects one of the options. After the user has made a selection, the selected item is displayed in the Spinner instead of "Select One".
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[ :Unexpected operator in shell programming [duplicate]
...et of sh syntax - the /bin/sh executable on your system may provide only standard sh functionality, in which []-style tests are not included.
– Tim
Aug 5 '10 at 1:17
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Converting BigDecimal to Integer
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You would call myBigDecimal.intValueExact() (or just intValue()) and it will even throw an exception if you would lose information. That returns an int but autoboxing takes care of that.
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Evenly space multiple views within a container view
...te 'spacer views' that you have set to match heights equally. Then add top and bottom constraints to the labels (see the screenshot).
More specifically, I have a top constraint on 'Spacer View 1' to superview with a height constraint of lower priority than 1000 and with Height Equals to all of ...
Java: Multiple class declarations in one file
...ed type (which I would otherwise agree with): if the main class is generic and the type parameter is the second class, the second class can't be nested. And if the two classes are tightly coupled (like PublicClass and PrivateImpl in the question), I think it's a good idea to put PrivateImpl as a top...