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List of lists changes reflected across sublists unexpectedly
... that you create a new list at each position. One way to do it is
[[1]*4 for _ in range(3)]
which will reevaluate [1]*4 each time instead of evaluating it once and making 3 references to 1 list.
You might wonder why * can't make independent objects the way the list comprehension does. That's b...
Use PHP composer to clone git repo
I'm trying to use composer to automatically clone a git repository from github that isn't in packagist but it's not working and I can't figure out what am I doing wrong.
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socket.shutdown vs socket.close
...iscard the
socket by applying a close subroutine
to the socket descriptor. If a
reliable delivery socket has data
associated with it when a close takes
place, the system continues to attempt
data transfer. However, if the data is
still undelivered, the system discards
the data. Shoul...
Hidden features of Android development?
...eatures post yet in the Hidden Features series that I've been tracking for a while now.
6 Answers
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Where does npm install packages?
...raries are installed and where they're located. Use npm list -g | head -1 for truncated output showing just the path. If you want to display only main packages not its sub-packages which installs along with it - you can use - npm list --depth=0 which will show all packages and for getting only globa...
Differences between “java -cp” and “java -jar”?
...ATH and java -jar JAR_FILE_PATH ? Is one of them preferred to the other for running a Java application? I mean which one of these ways is more expensive for JVM (according to their machine resources usage)?
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How to check if a folder exists
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Files.isDirectory(Path, LinkOption);
– Kanagavelu Sugumar
Nov 21 '14 at 8:10
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Installing specific laravel version with composer create-project
...ject command creates a new project from a given
package into a new directory. If executed without params and in a
directory with a composer.json file it installs the
packages for the current project.
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Does python have a sorted list?
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The standard Python list is not sorted in any form. The standard heapq module can be used to append in O(log n) to an existing list and remove the smallest one in O(log n), but isn't a sorted list in your definition.
There are various implementations of bal...
What is 'Currying'?
...nctions in several articles and blogs but I can't find a good explanation (or at least one that makes sense!)
18 Answers
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