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How to know if two arrays have the same values
...n compare their joined strings to see if they have the same members in any order-
var array1= [10, 6, 19, 16, 14, 15, 2, 9, 5, 3, 4, 13, 8, 7, 1, 12, 18, 11, 20, 17];
var array2= [12, 18, 20, 11, 19, 14, 6, 7, 8, 16, 9, 3, 1, 13, 5, 4, 15, 10, 2, 17];
if(array1.sort().join(',')=== array2.sort().jo...
Sort JavaScript object by key
...6/ES2015 spec has been published.
See the section on property iteration order in Exploring ES6 by Axel Rauschmayer:
All methods that iterate over property keys do so in the same order:
First all Array indices, sorted numerically.
Then all string keys (that are not indices), in the o...
Assignment inside lambda expression in Python
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Order of elements may be important.
– MAnyKey
Mar 9 '16 at 6:02
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Grep not as a regular expression
...as grep -F. Direct invocation as fgrep is
deprecated, but is provided to allow historical applications that rely
on them to run unmodified.
For the complete reference, check:
https://www.gnu.org/savannah-checkouts/gnu/grep/manual/grep.html
...
Rails params explained?
...e "1" and params[:boo] would be "octopus".
In HTTP/HTML, the params are really just a series of key-value pairs where the key and the value are strings, but Ruby on Rails has a special syntax for making the params be a hash with hashes inside. For example, if the user's browser requested
http://w...
Difference between array_push() and $array[] =
In the PHP manual, ( array_push ) says..
9 Answers
9
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java get file size efficiently
...from. To prove my point I took test case provided by GHAD and changed the order of enumeration and below are the results.
Looking at result I think File.length() is the winner really.
Order of test is the order of output. You can even see the time taken on my machine varied between executions bu...
What is the difference between application server and web server?
...m, that means App Server can do whatever Web Server is capable of. Additionally App Server have components and features to support Application level services such as Connection Pooling, Object Pooling, Transaction Support, Messaging services etc.
As web servers are well suited for static content and...
How to add a progress bar to a shell script?
...ash use their own built-in echo command that doesn't accept "-n" ... so in order to accomplish the same thing you need to put \r\c at the end of the string, instead of just \r
– Justin Jenkins
Apr 2 '12 at 1:17
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Why does @foo.setter in Python not work for me?
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You seem to be using classic old-style classes in python 2. In order for properties to work correctly you need to use new-style classes instead (in python 2 you must inherit from object). Just declare your class as MyClass(object):
class testDec(object):
@property
def x(self): ...