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Array versus List: When to use which?
What are the scenarios when one is preferable over the other? And why?
16 Answers
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Is AngularJS just for single-page applications (SPAs)?
We are looking at options to build the front end of an application we are creating and are trying to evaluate a tool that will work for us and give us the best platform to move forward.
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CSS Child vs Descendant selectors
I am a bit confused between these 2 selectors.
8 Answers
8
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How should I have explained the difference between an Interface and an Abstract class?
In one of my interviews, I have been asked to explain the difference between an Interface and an Abstract class .
30 Ans...
How do you use bcrypt for hashing passwords in PHP?
Every now and then I hear the advice "Use bcrypt for storing passwords in PHP, bcrypt rules".
11 Answers
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How can I add to List
I have a List which is declared like this :
6 Answers
6
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Check if a file exists with wildcard in shell script [duplicate]
I'm trying to check if a file exists, but with a wildcard. Here is my example:
21 Answers
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sed one-liner to convert all uppercase to lowercase?
I have a textfile in which some words are printed in ALL CAPS. I want to be able to just convert everything in the textfile to lowercase, using sed . That means that the first sentence would then read, 'i have a textfile in which some words are printed in all caps.'
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Why does `a == b or c or d` always evaluate to True?
I am writing a security system that denies access to unauthorized users.
3 Answers
3
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How do I get a list of all the duplicate items using pandas in python?
I have a list of items that likely has some export issues. I would like to get a list of the duplicate items so I can manually compare them. When I try to use pandas duplicated method , it only returns the first duplicate. Is there a a way to get all of the duplicates and not just the first one?...