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Remove whitespaces inside a string in javascript
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How can I use Homebrew to install both Python 2 and 3 on Mac?
...ave 2.x installed via Homebrew, Homebrew will give you a message such as:
Error: python 2.7.14 is already installed
To upgrade to 3.6.5, run `brew upgrade python`
If you run:
brew upgrade python
you should be able to do:
python --version
and
python3 --version
To see what versions of Pyth...
What are the benefits of Java's types erasure?
...teger> collection) {
}
void doStuff(List<String> collection) // ERROR: a method cannot have
// overloads which only differ in type parameters
(The above two declarations collapse into the same method signature after erasure.)
On the flip side, the runtime can still ...
How to dismiss a Twitter Bootstrap popover by clicking outside?
Can we get popovers to be dismissable in the same way as modals, ie. make them close when user clicks somewhere outside of them?
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Finding the author of a line of code in Mercurial
How do I find out who is responsible for a specific line of code? I know the linenumber and the filename but I would like Mercurial to tell me the author(s) of that specific line of code. Is there a command for that?
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Base64 length calculation?
... use doubles because we don't want to use the floating point ops, rounding errors etc. They are just not necessary.
For this it is a good idea to remember how to perform the ceiling division: ceil(x / y) in doubles can be written as (x + y - 1) / y (while avoiding negative numbers, but beware of ov...
Laravel Schema onDelete set null
... try
$table->...->onDelete(DB::raw('set null'));
If there are any errors, would also be helpful
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Does a break statement break from a switch/select?
I know that switch / select statements break automatically after every case. I am wondering, in the following code:
6 Ans...
How to add custom method to Spring Data JPA
...t working. When I try and do something similar I end up with an exception: Error creating bean with name 'accountRepositoryImpl': Bean with name 'accountRepositoryImpl' has been injected into other beans [accountRepository] in its raw version as part of a circular reference, but has eventually been ...
rbenv not changing ruby version
I installed rbenv according to the github directions. I am running OSX but I have tried this on a Ubuntu 12.04 VM and got the same results. The following is what i get in my terminal when I try to change ruby versions:
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