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How do I specify local .gem files in my Gemfile?
...SHA-1 ref
gem "foreman", git: "git://github.com/pje/foreman.git", ref: "bf648a070c"
# ...or branch
gem "foreman", git: "git://github.com/pje/foreman.git", branch: "jruby"
# ...or tag
gem "foreman", git: "git://github.com/pje/foreman.git", tag: "v0.45.0"
(As @JHurrah mentioned in his comment.)
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Recursively counting files in a Linux directory
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1384
This should work:
find DIR_NAME -type f | wc -l
Explanation:
-type f to include only files....
How do you run a single test/spec file in RSpec?
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14 Answers
14
Active
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Difference between Java Enumeration and Iterator
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142
Looking at the Java API Specification for the Iterator interface, there is an explanation of th...
How do disable paging by swiping with finger in ViewPager but still be able to swipe programmaticall
...wPager and below it I have 10 buttons. By clicking on button, for example #4, the pager goes immediately to page #4 by mPager.setCurrentItem(3); . But, I want to disable the paging by swiping with finger horizontally. Thus, the paging is done ONLY by clicking on the buttons.
So, how I can disabl...
Maintain the aspect ratio of a div with CSS
...in a <div> with height equal to 75% of the width of its container (a 4:3 aspect ratio).
This relies on the fact that for padding :
The percentage is calculated with respect to the width of the generated box's containing block [...] (source: w3.org, emphasis mine)
Padding-bottom values for o...
Storing Data in MySQL as JSON
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hatef
3,12455 gold badges3434 silver badges3838 bronze badges
answered Aug 25 '10 at 8:26
deceze♦deceze
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How do I encode/decode HTML entities in Ruby?
...laurana; sudo gem install htmlentities
Successfully installed htmlentities-4.2.4
: jmglov@laurana; irb
irb(main):001:0> require 'htmlentities'
=> []
irb(main):002:0> HTMLEntities.new.decode "&iexcl;I&#39;m highly&nbsp;annoyed with character references!"
=> "¡I'm highly ann...
Haversine Formula in Python (Bearing and Distance between two GPS points)
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243
Here's a Python version:
from math import radians, cos, sin, asin, sqrt
def haversine(lon1, l...
How can I replace text with CSS?
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54
Nice, but that's a change to HTML rather than just CSS.
– mikemaccana
Jan 10 '13 at 15:58
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