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Map.clear() vs new Map : Which one will be better? [duplicate]
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edited Jan 4 '18 at 8:33
user2756345
answered Jul 20 '11 at 7:13
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Animate text change in UILabel
... rand() % 2 ? @"Nice nice!" : @"Well done!";
} completion:nil];
Swift 3, 4, 5
UIView.transition(with: label,
duration: 0.25,
options: .transitionCrossDissolve,
animations: { [weak self] in
self?.label.text = (arc4random()() % 2 == 0) ? "...
Find objects between two dates MongoDB
... work.
items.save({
name: "example",
created_at: ISODate("2010-04-30T00:00:00.000Z")
})
items.find({
created_at: {
$gte: ISODate("2010-04-29T00:00:00.000Z"),
$lt: ISODate("2010-05-01T00:00:00.000Z")
}
})
=> { "_id" : ObjectId("4c0791e2b9ec877893f3363b"), "name" : ...
Eclipse will not start and I haven't changed anything
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edited May 23 '17 at 12:26
Community♦
111 silver badge
answered Jun 3 '13 at 16:49
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How can I get the current user's username in Bash?
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John
8,87988 gold badges7575 silver badges131131 bronze badges
answered Oct 10 '13 at 21:49
SethMMortonSethMMorton
32.3k1...
Join vs. sub-query
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Taken from the MySQL manual (13.2.10.11 Rewriting Subqueries as Joins):
A LEFT [OUTER] JOIN can be faster than an equivalent subquery because the server might be able to optimize it better—a fact that is not specific to MySQL Server alone.
So subq...
How to log PostgreSQL queries?
How to enable logging of all SQL executed by PostgreSQL 8.3?
10 Answers
10
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How to keep the spaces at the end and/or at the beginning of a String?
...for a whitespace.
Use   for non-breakable whitespace.
Use   for regular space.
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Getting the exception value in Python
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340
use str
try:
some_method()
except Exception as e:
s = str(e)
Also, most exception c...
Changing specific text's color using NSMutableAttributedString in Swift
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brimstone
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answered Aug 11 '14 at 16:52
james_alvarezjam...