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How to detect duplicate values in PHP array?
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239
You can use array_count_values function
$array = array('apple', 'orange', 'pear', 'banana', '...
Sublime Text 2 - View whitespace characters
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662
To view whitespace the setting is:
// Set to "none" to turn off drawing white space, "selection...
How can I split a JavaScript string by white space or comma?
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239
String.split can also accept a regular expression:
input.split(/[ ,]+/);
This particular re...
Create numpy matrix filled with NaNs
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279
You rarely need loops for vector operations in numpy.
You can create an uninitialized array an...
Replace all elements of Python NumPy Array that are greater than some value
I have a 2D NumPy array and would like to replace all values in it greater than or equal to a threshold T with 255.0. To my knowledge, the most fundamental way would be:
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Is there a standardized method to swap two variables in Python?
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edited Jan 22 '18 at 22:59
pauloue
1566 bronze badges
answered Feb 12 '13 at 15:56
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Speed up the loop operation in R
...possible. I took your function, change indexing and here version_A
dayloop2_A <- function(temp){
res <- numeric(nrow(temp))
for (i in 1:nrow(temp)){
res[i] <- i
if (i > 1) {
if ((temp[i,6] == temp[i-1,6]) & (temp[i,3] == temp[i-1,...
How to format current time using a yyyyMMddHHmmss format?
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250
Use
fmt.Println(t.Format("20060102150405"))
as Go uses following constants to format date,r...
Remove unnecessary svn:mergeinfo properties
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142
Here is another way to delete all sub tree svn:mergeinfo properties but not at the root folder (...
Django “login() takes exactly 1 argument (2 given)” error
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236
Your view function is also called login, and the call to login(request, user) ends up being in...