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Convert Java Array to Iterable
...r each primitive type in the associated class, e.g., Booleans for boolean, etc.
int foo[] = {1,2,3,4,5,6,7,8,9,0};
Iterable<Integer> fooBar = Ints.asList(foo);
for(Integer i : fooBar) {
System.out.println(i);
}
The suggestions above to use Arrays.asList won't work, even if they compile ...
Preferred method to store PHP arrays (json_encode vs serialize)
... same data types as PHP's native serialize can (So no problem with objects etc) and you can tell PHP5.3 to use it for session handling if you so wish.
See also http://ilia.ws/files/zendcon_2010_hidden_features.pdf - specifically slides 14/15/16
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Hashset vs Treeset
...o deal with the ordered set like first(), last(), headSet(), and tailSet() etc
Important points:
Both guarantee duplicate-free collection of elements
It is generally faster to add elements to the HashSet and then convert the collection to a TreeSet for a duplicate-free sorted traversal.
None of ...
Rails 3 datatypes?
... that can be used in rails 3? (such as text, string, integer, float, date, etc.?) I keep randomly learning about new ones, but I'd love to have a list I could easily refer to.
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How do you cast a List of supertypes to a List of subtypes?
... string. It works great when input is List<Long>,List<Boolean>,etc. Thanks!
– Chris Sprague
Jun 10 '14 at 16:32
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What's so bad about in-line CSS?
... float:right;
}
html[lang="he"] img { /* Hebrew. or.. lang="ar" for Arabic etc */
float:left;
}
Demo
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How to open standard Google Map application from my application?
...on there. I would love a baloon so the user can click it to get directions etc.
– Mike
Aug 26 '13 at 22:38
5
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Python unittest - opposite of assertRaises?
...g., typo in test name (ttst_function), wrong run configuration in pycharm, etc.?
– Shay
Oct 19 '19 at 15:14
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(![]+[])[+[]]… Explain why this works
...(![]+[])[+[]] is "f" (the first char of "false"), (![]+[])[+!+[]]) is "a", etc...
How does it work?
Let's examine the first character, 'f':
(![]+[])[+[]]; // 'f'
The first part of the expression—between parentheses—is composed by ![]+[], the first operand of the Addition operator is ![] and...
Should methods that throw RuntimeException indicate it in method signature?
...the callers is likely to be able to handle (such as a NPE due to bad input etc.)
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