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How to install a specific version of a ruby gem?
... i'm working on at the same time.. how do i use a specific version of rake for each project (ie on command line?)
– abbood
Mar 13 '14 at 8:40
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How to specify a port number in SQL Server connection string?
... whole day trying to figure this out. Someone at Microsoft should be shot for this. Not only do they take it upon themselves to create a whole new convention for delimiting a port address (they couldn't just use a colon like the rest of the world) but they couldn't be bothered to put a test for it...
Checkout remote branch using git svn
...ut -b waldo-svn remotes/waldo
The -svn suffix is to avoid warnings of the form
warning: refname 'waldo' is ambiguous.
To update the git branch waldo-svn, run
git checkout waldo-svn
git svn rebase
Starting from a trunk-only checkout
To add a Subversion branch to a trunk-only clone, modify you...
Boolean.hashCode()
...ers. Any other two large prime numbers would do fine.
Why primes?
Suppose for a second that we picked composite numbers (non-primes), say 1000 and 2000. When inserting booleans into a hash table, true and false would go into bucket 1000 % N resp 2000 % N (where N is the number of buckets).
Now not...
Enable zooming/pinch on UIWebView
...
Do you have any suggestion regarding zooming performance on PDF? I have an annoying black effect on zooming.
– 0wn3r
Apr 15 '14 at 9:08
1
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HttpServletRequest - how to obtain the referring URL?
...nt or even removed. Thus, whatever value it returns, you should not use it for any critical business processes in the backend, but only for presentation control (e.g. hiding/showing/changing certain pure layout parts) and/or statistics.
For the interested, background about the misspelling can be fo...
“simple” vs “current” push.default in git for decentralized workflow
...orkflow, I don't see the difference between simple and current options for push.default config setting.
2 Answers
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NPM/Bower/Composer - differences?
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npm is nodejs package manager. It therefore targets nodejs environments, which usually means server-side nodejs projects or command-line projects (bower itself is a npm package). If you are going to do anything with nodejs, then you are going to use npm.
bower is...
How to compare two tags with git?
...e changed:
$ git diff tag1 tag2 --stat
and then look at the differences for some particular file:
$ git diff tag1 tag2 -- some/file/name
A tag is only a reference to the latest commit 'on that tag', so that you are doing a diff on the commits between them.
Also, a good reference: http://learn...
How to check if a value exists in an array in Ruby
...
You're looking for include?:
>> ['Cat', 'Dog', 'Bird'].include? 'Dog'
=> true
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