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Why does Math.Floor(Double) return a value of type Double?
...value. Am I missing something here? Or is there a different way to achieve what I'm looking for?
6 Answers
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How to sort an array in descending order in Ruby
...ys enlightening to do a benchmark on the various suggested answers. Here's what I found out:
#!/usr/bin/ruby
require 'benchmark'
ary = []
1000.times {
ary << {:bar => rand(1000)}
}
n = 500
Benchmark.bm(20) do |x|
x.report("sort") { n.times { ary.sort{ |a,b| b[:bar] ...
How to prevent multiple instances of an Activity when it is launched with different Intents
...e it's not clear, you only need to add this code to the onCreate method of what your root activity is.
– ubzack
Dec 14 '11 at 21:28
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Modify UIImage renderingMode from a storyboard/xib file
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What I love about this answer, is that it is an answer to the question.
– algal
Sep 24 '14 at 19:00
1
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Recommended date format for REST GET API
What's the recommended timestamp format for a REST GET API like this:
5 Answers
5
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Find document with array that contains a specific value
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What happens when I want to find an Array that contains at least two strings?
– Aero Wang
Apr 7 '19 at 9:08
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Changing the maximum length of a varchar column?
... tables before but I've never been exposed to the alter statement which is what I believe I need to use to do this. I found the documentation here: ALTER TABLE (Transfact-SQL) however I can't make heads or tails of it.
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Bootstrap Alert Auto Close
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Works beautiful, but what's this line $("#success-alert").alert(); usage? I've removed it and works too.
– Roberto Sepúlveda Bravo
Jun 17 '17 at 5:34
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How to negate a method reference predicate
...;
for(String s : list) if(!s.isEmpty()) notEmpty++;
*If you want to know what is faster, then use JMH http://openjdk.java.net/projects/code-tools/jmh, and avoid hand benchmark code unless it avoids all JVM optimizations — see Java 8: performance of Streams vs Collections
**I am getting flak for...
Check if passed argument is file or directory in Bash
...k. I am not sure why it's failing. You're quoting your variables properly. What happens if you use this script with double [[ ]]?
if [[ -d $PASSED ]]; then
echo "$PASSED is a directory"
elif [[ -f $PASSED ]]; then
echo "$PASSED is a file"
else
echo "$PASSED is not valid"
exit 1
fi
...