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How to change the output color of echo in Linux
... comment, if you are using the echo command, be sure to use the -e flag to allow backslash escapes.
# Continued from above example
echo -e "I ${RED}love${NC} Stack Overflow"
(don't add "\n" when using echo unless you want to add additional empty line)
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List all commits (across all branches) for a given file
This question is closely related to List all commits for a specific file however it is different. I want to find out which commits, across all branches , had modified a given file.
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What are the most interesting equivalences arising from the Curry-Howard Isomorphism?
...nd C-H to many interesting logics and formulations of logics to obtain a really wide variety of correspondences. Here I've tried to focus on some of the more interesting ones rather than on the obscure, plus a couple of fundamental ones that haven't come up yet.
evaluation | proof norm...
How to turn NaN from parseInt into 0 for an empty string?
Is it possible somehow to return 0 instead of NaN when parsing values in JavaScript?
18 Answers
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Switch statement: must default be the last case?
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The C99 standard is not explicit about this, but taking all facts together, it is perfectly valid.
A case and default label are equivalent to a goto label. See 6.8.1 Labeled statements. Especially interesting is 6.8.1.4, which enables the already mentioned Duff's Device:
Any ...
Git rebase: conflicts keep blocking progress
I have a git branch (called v4), that was made from master just yesterday. There were a couple of changes to master, that I want to get into v4. So, in v4, I tried to do a rebase from master, and one file keeps screwing things up: a one-line text file, that contains the version number. This file ...
How to set HTTP headers (for cache-control)?
...low.
Some information on the Cache-Control header is as follows
HTTP 1.1. Allowed values = PUBLIC | PRIVATE | NO-CACHE | NO-STORE.
Public - may be cached in public shared caches.
Private - may only be cached in private cache.
No-Cache - may not be cached.
No-Store - may be cached but not archived.
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Generate a random alphanumeric string in Cocoa
I want to call a method, pass it the length and have it generate a random alphanumeric string.
20 Answers
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Difference between `constexpr` and `const`
...zation.
constexpr declares an object as fit for use in what the Standard calls constant expressions. But note that constexpr is not the only way to do this.
When applied to functions the basic difference is this:
const can only be used for non-static member functions, not functions in general. I...
How can I shrink the drawable on a button?
how can I make the drawable on a button smaller? The icon is too big, actually higher than the button. This is the code I am using:
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