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Using git to get just the latest revision
...want the latest revision, and I want to be able to update to new revisions from the remote project.
2 Answers
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Getting a slice of keys from a map
Is there any simpler/nicer way of getting a slice of keys from a map in Go?
6 Answers
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How to implement has_many :through relationships with Mongoid and mongodb?
Using this modified example from the Rails guides , how does one model a relational "has_many :through" association using mongoid?
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What is the difference between a static and a non-static initialization code block
...ately after the invocation of the super constructor.
If you remove static from int a, it becomes an instance variable, which you are not able to access from the static initializer block. This will fail to compile with the error "non-static variable a cannot be referenced from a static context".
If...
Difference between size_t and std::size_t
... unsigned int, which can lead to
programming errors,[3][4] when moving
from 32 to 64-bit architecture, for
example.
According to the 1999 ISO C
standard (C99), size_t is an unsigned
integer type of at least 16 bits.
And the rest you can read from this page at wikipedia.
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Heroku/devise - Missing host to link to! Please provide :host parameter or set default_url_options[:
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You should check the logs on the heroku server heroku logs run that from the console and it will tell you the exact error.
When you push to heroku you need to configure the environment.rb file with the heroku subdomain:
config.action_mailer.default_url_options = { :host => 'yourapp.herok...
Android – Listen For Incoming SMS Messages
...es, and launch a program via incoming SMS, also it should read the content from the SMS.
9 Answers
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How can I find the number of days between two Date objects in Ruby?
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Subtract the beginning date from the end date:
endDate - beginDate
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Editing legend (text) labels in ggplot
... the ggplot2 package.
An example with your data:
# transforming the data from wide to long
library(reshape2)
dfm <- melt(df, id = "TY")
# creating a scatterplot
ggplot(data = dfm, aes(x = TY, y = value, color = variable)) +
geom_point(size=5) +
labs(title = "Temperatures\n", x = "TY [°C]...
Is there any “font smoothing” in Google Chrome?
...oogle's webfont.js. The problem is that Chrome simply requests .woff files from Google's API which render horribly. Surprisingly all other font file types render beautifully. However, there are some CSS tricks that will "smoothen" the rendered font a little bit, you'll find the workaround(s) deeper ...