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Pairs from single list
...ed to process a list by pairs. I was wondering which would be the pythonic and efficient way to do it, and found this on Google:
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How to validate an email address in JavaScript
... for "RFC822" or "RFC2822" to get a proper regex.
– Randal Schwartz
Sep 8 '10 at 2:34
45
This doe...
Can I make 'git diff' only the line numbers AND changed file names?
...rs", if you do not care about line numbers in the output see this question and answer.
10 Answers
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How would you implement an LRU cache in Java?
...ructures would you use? I've already implemented one using LinkedHashMap and Collections#synchronizedMap , but I'm curious if any of the new concurrent collections would be better candidates.
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Can I simultaneously declare and assign a variable in VBA?
I'm new to VBA and want to know if I can convert the following declaration and assignment into one line:
5 Answers
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Create a string of variable length, filled with a repeated character
...Java form here: Java - Create a new String instance with specified length and filled with specific character. Best solution?
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How should one use std::optional?
I'm reading the documentation of std::experimental::optional and I have a good idea about what it does, but I don't understand when I should use it or how I should use it. The site doesn't contain any examples as of yet which leaves it harder for me to grasp the true concept of this object. When...
Using ViewPagerIndicator library with Android Studio and Gradle
...cator library , but I'm unable to get it working with my Gradle project in Android Studio.
19 Answers
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How do I move forward and backward between commits in git?
I am doing a git bisect and after arriving to the problematic commit, I am now trying to get a step forward/backward to make sure I am in the right one.
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Linux: compute a single hash for a given folder & contents?
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If there is a whole directory tree, you're probably better off using find and xargs. One possible command would be
find path/to/folder -type f -print0 | sort -z | xargs -0 sha1sum | sha1sum
And, finally, if you also need to take account of permissions and empty directories:
(find path/to/folde...