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How to install therubyracer gem on 10.10 Yosemite?
...xec rake clean build binary
gem install pkg/libv8-3.16.14.3-x86_64-darwin-12.gem #note that libv8 version may change, so tab through files in pkg/, also remember to use the one with version specified
then just bundle your project gems
this is the only way it worked for me on 10.10 (ruby 2.1.2)
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Rank function in MySQL
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270
One option is to use a ranking variable, such as the following:
SELECT first_name,
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What algorithm can be used for packing rectangles of different sizes into the smallest rectangle pos
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2
I had a hard time trying to imagine how optimal this could work. So I've coded it (with a square shape) and the results are great. Here's a ...
What characters are allowed in DOM IDs? [duplicate]
..._" | [a-z] | [#xC0-#xD6] |
[#xD8-#xF6] | [#xF8-#x2FF] |
[#x370-#x37D] | [#x37F-#x1FFF] |
[#x200C-#x200D] | [#x2070-#x218F] |
[#x2C00-#x2FEF] | [#x3001-#xD7FF] |
[#xF900-#...
Windows batch: formatted date into variable
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152
You can get the current date in a locale-agnostic way using
for /f "skip=1" %%x in ('wmic os ge...
Difference between >>> and >>
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421
>> is arithmetic shift right, >>> is logical shift right.
In an arithmetic shif...
In android studio,cannot load 2 facets-unknown facet type:android and android-gradle
... android studio I am getting an error- "Error loading project: Cannot load 2 facets. When I clicked to see the error the following appeared
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Run a single test method with maven
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edited Jan 29 '19 at 16:54
Yan Khonski
7,9441010 gold badges4040 silver badges7878 bronze badges
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What is the preferred/idiomatic way to insert into a map?
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92
First of all, operator[] and insert member functions are not functionally equivalent :
The ope...