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How do I create a list of random numbers without duplicates?
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With reference to your specific code example, you probably want to read all the lines from the file once and then select random lines from the saved list in memory. For example:
all_lines = f1.readlines()
for i in range(50):
lines = random.sample(all_lines, 40)
This way, you only need to a...
Custom views with Storyboard
...complex screens (View Controllers) I used to separate the whole thing in smaller pieces (I call them widgets). These widgets consist basically of a MyWidget.h and a MyWidget.m file as well as a MyWidget.xib file, where the root element is a UIView and the MyWidget class is the File Owner of ...
Java: how do I get a class literal from a generic type?
Typically, I've seen people use the class literal like this:
8 Answers
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How to create PDF files in Python [closed]
...ich takes some images from user and then creates a PDF file which contains all of these images.
14 Answers
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Concatenate text files with Windows command line, dropping leading lines
...is via the command line. Unfortunately I only have Windows, and cannot install new software.
12 Answers
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How do you turn a Mongoose document into a plain object?
...ng is that JSON.parse(JSON.encode(doc)) works and returns an object with all of the correct properties. Is there a better way to do this?
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How can I undo git reset --hard HEAD~1?
... I prefer git reflog over git log -g simply because you get all the information on one line with sha1, HEAD info and commit messages all lined up. Much easier to read.
– Snowcrash
Nov 11 '14 at 18:41
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`find -name` pattern that matches multiple patterns
I was trying to get a list of all python and html files in a directory with the command find Documents -name "*.{py,html}" .
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Delete multiple remote branches in git
...ushed over 150 of his local branches to our central repo. Thankfully, they all have the same prefix. Using that prefix, is there a git command or cool little shell script I can use that will delete all of those at once?
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