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How should one use std::optional?
...how does it compensate for what was not found in the previous Standard (C++11).
4 Answers
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How to convert a string to an integer in JavaScript?
... simplest way would be to use the native Number function:
var x = Number("1000")
If that doesn't work for you, then there are the parseInt, unary plus, parseFloat with floor, and Math.round methods.
parseInt:
var x = parseInt("1000", 10); // you want to use radix 10
// so you get a decimal ...
What are “signed” cookies in connect/expressjs?
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The cookie will still be visible, but it has a signature, so it can detect if the client modif...
How can I make Bootstrap columns all the same height?
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Bash Templating: How to build configuration files from templates with Bash?
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You can use this:
perl -p -i -e 's/\$\{([^}]+)\}/defined $ENV{$1} ? $ENV{$1} : $&/eg' < template.txt
to replace all ${...} strings with corresponding enviroment variables (do not forget to export them before running this script).
For pure bash this should work (assuming that va...
What is causing the error `string.split is not a function`?
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edited Apr 13 '12 at 18:10
community wiki
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What is the syntax for a default constructor for a generic class?
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You don't provide the type parameter in the constructor. This is how you should do it.
public...
Best way in asp.net to force https for an entire site?
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15 Answers
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Override ActiveRecord attribute methods
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211
Echoing Gareth's comments... your code will not work as written. It should be rewritten this wa...
Elegant way to check for missing packages and install them?
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Yes. If you have your list of packages, compare it to the output from installed.packages()[,"P...