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How to replace an item in an array with Javascript?
...g with ES6/ES2015 for strings, and proposed for ES2016 for arrays, you can more easily determine if a source contains another value:
if (haystack.includes(needle)) {
// do your thing
}
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How to tell if a string is not defined in a Bash shell script
...se two tests, and I understand the second one well, but not the first one. More precisely I don't understand the need for variable expansion
if [ -z "${VAR+xxx}" ]; then echo VAR is not set at all; fi
Wouldn't this accomplish the same?
if [ -z "${VAR}" ]; then echo VAR is not set at all; fi
Fair ...
How to handle invalid SSL certificates with Apache HttpClient? [duplicate]
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Why does this go into an infinite loop?
...done all that much Java development; so for all I know there could be much more idiomatic ways to illustrate this point.
Perhaps if we write out a method to do the equivalent of what x++ does it will make this clearer.
public MutableInt postIncrement(MutableInt x) {
int valueBeforeIncrement ...
CMake link to external library
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I find the "imported" library target to be more robust, as it targets the location of the particular library, instead simply giving a global search path. See Andre's answer.
– Mark Lakata
Mar 18 '16 at 21:44
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Beginner's guide to ElasticSearch [closed]
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Understanding the ngRepeat 'track by' expression
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One more thing to take into account is that if you can use track by key, you will get better performance (blog.500tech.com/is-reactjs-fast ). This feature allows you to associate a JavaScript object with an ngRepeat DOM (Document...
wget/curl large file from google drive
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Intelligent point label placement in R
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Conda: Installing / upgrading directly from github
...ent.yml), then run the command: conda env update -f environment.yml.
It's more likely that you would want to create a new environment:
conda env create -f environment.yml (changed as supposed in the comments)
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