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Vagrant error: NFS is reporting that your exports file is invalid

... Try using the known good versions of VirtualBox and Vagrant noted in Discourse as Your First Rails App: Vagrant 1.1.2 VirtualBox 4.2.10 I was having the same issue on Mac (OS X 10.9 (Mavericks)), but rolling back to these versions seemed to fix it for me. ...
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cocoapods - 'pod install' takes forever

I was trying to update the existing pods with pod install command, but it takes forever to run. 19 Answers ...
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Can I see changes before I save my file in Vim?

I use Vim. I open a file. I edit it and I want to see what I've edited before I save it. 14 Answers ...
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Laravel requires the Mcrypt PHP extension

... The web enabled extensions and command line enabled extensions can differ. Run php -m in your terminal and check to see if mcrypt is listed. If it's not then check where the command line is loading your php.ini file from by running php --ini from your ...
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Git command to show which specific files are ignored by .gitignore

I am getting my feet wet with Git and have the following issue: 9 Answers 9 ...
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How to find the size of localStorage

...ript stores as UTF-16 (occupies 2 bytes) P.P.S. Should work both in Chrome and Firefox. share | improve this answer | follow | ...
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How can I stop a Postgres script when it encounters an error?

...far from perfection \set ON_ERROR_STOP on there exists much more simple and convenient way - use psql with parameter: psql -v ON_ERROR_STOP=1 better to use also -X parameter turning off .psqlrc file usage. Works perfectly for me p.s. the solution found in great post from Peter Eisentraut. Tha...
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Why is `[` better than `subset`?

...ng to an excellent explanation by Hadley Wickham of the dangers of subset (and functions like it) [here]. Go read it! It's a somewhat long read, so it may be helpful to record here the example that Hadley uses that most directly addresses the question of "what can go wrong?": Hadley suggests the f...
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How to list all methods for an object in Ruby?

...ons", "table_name_prefix", ... Note that methods is a method for Classes and for Class instances. Here's the methods that my User class has that are not in the ActiveRecord base class: >> User.methods - ActiveRecord::Base.methods => ["field_types", "su_pw?", "set_login_attr", "create_u...
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Failed to load c++ bson extension

...l (on a mac) or sudo apt-get install gcc make build-essential (on ubuntu) and run rm -rf node_modules npm cache clean npm install OR just npm update based on @tobias comment (after installing build-essential) npm update ...