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Linux equivalent of the Mac OS X “open” command [closed]
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I made an alias from 'open' to 'xdg-open' in order to have it consistent on both Linux and Mac.
– Adam Byrtek
Oct 20 '09 at 21:19
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Node.js setting up environment specific configs to be used with everyauth
...as local-production.json or local-development.json.
The full list of load order.
Inside your App
In your app you only need to require config and the needed attribute.
var conf = require('config'); // it loads the right file
var login = require('./lib/everyauthLogin', {configPath: conf.get('confi...
Check if a program exists from a Makefile
... PATH")))
Note the use of the := assignment operator that is required in order to force immediate evaluation of the RHS expression. If your Makefile changes the PATH, then instead of the last line above you will need:
$(if $(shell PATH=$(PATH) which $(exec)),some string,$(error "No $(exec...
What are Scala context and view bounds?
... view bounds in the standard library (before Scala 2.8.0, anyway), is with Ordered, like this:
def f[A <% Ordered[A]](a: A, b: A) = if (a < b) a else b
Because one can convert A into an Ordered[A], and because Ordered[A] defines the method <(other: A): Boolean, I can use the expression a...
How can I run dos2unix on an entire directory? [closed]
...le will introduce massively unnecessary overhead. I'd bump that n up by an order of magnitude or two (depending on how many files we're talking about here)
– JonoCoetzee
Apr 23 '15 at 12:24
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What is the simplest SQL Query to find the second largest value?
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Much better than my approach using ORDER_BY and LIMIT for the inner statement
– andig
Oct 8 '15 at 9:58
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Why am I getting an OPTIONS request instead of a GET request?
...d an HTTP OPTIONS request header to the resource on the other
domain, in order to determine whether the actual request is safe to
send. Cross-site requests are preflighted like this since they may
have implications to user data. In particular, a request is
preflighted if:
It uses m...
How to revert initial git commit?
... have already pushed to remote, you will need to force it to the remote in order to overwrite the previous initial commit:
git push --force origin
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Performance optimization strategies of last resort [closed]
...ove, and it doesn't follow exactly the same sequence, but still gets a 2-3 order of magnitude speedup.
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On design patterns: When should I use the singleton?
...ler. Your application should only have a single instance of the spooler in order to avoid conflicting request for the same resource.
Or a database connection or a file manager etc.
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