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Where to define custom error types in Ruby and/or Rails?
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For Gems
I have seen many tim>me m>s that you define exceptions in this way:
gem_dir/lib/gem_nam>me m>/exceptions.rb
and defined as:
module GemNam>me m>
class AuthenticationError < StandardError; end
class InvalidUsernam>me m> < AuthenticationError; end
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Eclipse Workspaces: What for and why?
...ation (multi-asseted or not), per program language, per target (web-developm>me m>nt, plugins,..), and so on) and I am still doubting what the best approach is.
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How to refresh / invalidate $resource cache in AngularJS
I have a simple User $resource that uses the default $http cache implem>me m>ntation like so:
3 Answers
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What's the difference between “Normal Reload”, “Hard Reload”, and ...
I recently discovered this new feature in Chrom>me m>:
3 Answers
3
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Can I get a patch-compatible output from git-diff?
I am doing som>me m>thing very simple wrong. I'm trying to prepare an ordinary patch file, so I can reapply som>me m> changes:
5 Ans...
Saving images in Python at a very high quality
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If you are using matplotlib and trying to get good figures in a latex docum>me m>nt, save as an eps. Specifically, try som>me m>thing like this after running the commands to plot the image:
plt.savefig('destination_path.eps', format='eps')
I have found that eps files work best and the dpi param>me m>ter is wha...
How to deal with floating point number precision in JavaScript?
... money
calculations entirely in cents. But
this is more work and has som>me m>
drawbacks.
Note that the first point only applies if you really need specific precise decimal behaviour. Most people don't need that, they're just irritated that their programs don't work correctly with numbers like...
Swift equivalent for MIN and MAX macros
...arable>(x: T, y: T, rest: T...) -> T
See this great writeup on docum>me m>nted & undocum>me m>nted built-in functions in Swift.
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Find the IP address of the client in an SSH session
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Check if there is an environm>me m>nt variable called:
$SSH_CLIENT
OR
$SSH_CONNECTION
(or any other environm>me m>nt variables) which gets set when the user logs in. Then process it using the user login script.
Extract the IP:
$ echo $SSH_CLIENT | awk '{...
Fixing Sublim>me m> Text 2 line endings?
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The comm>me m>nt states
// Determines what character(s) are used to terminate each line in new files.
// Valid values are 'system' (whatever the OS uses), 'windows' (CRLF) and
// 'unix' (LF only).
You are setting
"default_line_ending...