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Portable way to get file size (in bytes) in shell?
...
Finally I decided to use ls, and bash array expansion:
TEMP=( $( ls -ln FILE ) )
SIZE=${TEMP[4]}
it's not really nice, but at least it does only 1 fork+execve, and it doesn't rely on secondary programming language (perl/ruby/python/whatever)
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How To Test if Type is Primitive
...Convert.GetTypeCode(type) always returns Object. Also, I'd get rid of that Array allocation for the contains check and convert those type checks to boolean expressions.
– Ronnie Overby
Aug 31 at 13:07
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Add params to given URL in Python
..., you can drop them.
How it works
Test 1: Adding new arguments, handling Arrays and Bool values:
url = 'http://stackoverflow.com/test'
new_params = {'answers': False, 'data': ['some','values']}
add_url_params(url, new_params) == \
'http://stackoverflow.com/test?data=some&data=values&...
C# 4.0 optional out/ref arguments
... to create a new class, you can simulate it by passing in a single element array.
– zumalifeguard
Feb 6 '15 at 21:13
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How to check if a string is a valid date
...o something like this, for handling bad formatted date : Date.valid_date? *Array.new(3).zip(date_string.split('-')).transpose.last.reverse.map(&:to_i)
– vincentp
Jun 1 '15 at 8:25
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How to implement an abstract class in ruby?
...mented in child classes.
#
# Arguments:
# - methods (Symbol or Array) list of method names to be treated as
# abstract base methods
#
def self.abstract_methods(*methods)
methods.each do |method_name|
define_method method_name do
raise NotImplemented...
Can iterators be reset in Python?
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Can nditer cycle through the array like itertools.cycle?
– LWZ
Aug 24 '13 at 18:37
1
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Preview an image before it is uploaded
...ot sure if I did. But you might be able to do something with Blob or Typed Array. See: stackoverflow.com/questions/9267899/…
– tfmontague
11 hours ago
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Shortcuts in Objective-C to concatenate NSStrings
...ethod, removing some of the need for extra temp strings.
Second, use an NSArray to concatenate via the componentsJoinedByString method.
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How can I sort a List alphabetically?
...do it(for learning purpose only)-
import java.util.List;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
class SoftDrink {
String name;
String color;
int volume;
SoftDrink (String name, String color, int volume) {
this.name = name;
...