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How do I efficiently iterate over each entry in a Java Map?
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I believe the form Map.Entry is clearer than importing the inner class into the current namespace.
– Josiah Yoder
Dec 4 '14 at 20:31
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What is the meaning of the term “thread-safe”?
...d then resumed from the original task. This requires the saving of state information in variables local to each task, usually on its stack, instead of in static or global variables.
Mutual exclusion:
Access to shared data is serialized using mechanisms that ensure only one thread reads or...
Encapsulation vs Abstraction?
...t may or may not be for aiding in abstraction, but it is certainly about information hiding and/or organisation. It demands data and functions be grouped in some way - of course good OOP practice demands that they should be grouped by abstraction. However, there are other uses which just aid in mai...
How to open a file using the open with statement
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Is there an XSLT name-of element?
...:element>
This is useful in an xslt template that for example handles formatting data values for lots of different elements. When you don't know the name of the element being worked on and you can still output the same element, and modify the value if need be.
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Why is LINQ JOIN so much faster than linking with WHERE?
...ch (SQL query in the DB) is quite efficient because the DB knows how to perform a join. But it doesn't really make sense to compare it with the other approaches, since they work directly in memory (Linq to DataSet)
The query with multiple tables and a Where condition actually performs a cartesian pr...
Why would I use a templating engine? jsp include and jstl vs tiles, freemarker, velocity, sitemesh
...es is also a good solution, yes. as for the reorganization - no, I usually form includes in a way I only have to modify the includes, not the "includers". Perhaps in more complicated cases this is not possible.
– Bozho
Jul 2 '10 at 21:33
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Windows batch: formatted date into variable
How do I save the current date in YYYY-MM-DD format into some variable in a Windows .bat file?
17 Answers
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Android Paint: .measureText() vs .getTextBounds()
...al text rendered is always a bit wider than the .width() of the Rect information filled by getTextBounds() .
8 Answers...
Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
...re is only one - maybe even long one - command, it makes sense to use this form as it is shorter
– avp
Apr 2 '19 at 7:56
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