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What does ~~ (“double tilde”) do in Javascript?
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It removes everything after the decimal point because the bitwise operators implicitly convert...
How do I get a YouTube video thumbnail from the YouTube API?
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Why is using the rails default_scope often recommend against?
...explict when wanting to show unpublished (private) posts. So far so good.
2.1.1 :001 > Post.all
Post Load (0.2ms) SELECT "posts".* FROM "posts" WHERE "posts"."published" = 't'
Well this is pretty much what we expect. Now lets try:
2.1.1 :004 > Post.new
=> #<Post id: nil, title:...
Ruby on Rails patterns - decorator vs presenter
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How to create a new database after initally installing oracle database 11g Express Edition?
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This link: Creating the Sample Database in Oracle 11g Release 2 is a good example of creating a sample database.
This link: Newbie Guide to Oracle 11g Database Common Problems should help you if you come across some common problems creating your database.
Best of luck!
EDIT: As you a...
How to reset postgres' primary key sequence when it falls out of sync?
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Why have header files and .cpp files? [closed]
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Well, the main reason would be for separating the interface from the implementation. The head...
Find the day of a week
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df = data.frame(date=c("2012-02-01", "2012-02-01", "2012-02-02"))
df$day <- weekdays(as.Date(df$date))
df
## date day
## 1 2012-02-01 Wednesday
## 2 2012-02-01 Wednesday
## 3 2012-02-02 Thursday
Edit: Just to show another way......
getSupportActionBar from inside of Fragment ActionBarCompat
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After Fragment.onActivityCreated(...) you'll have a valid activity accessible through getActiv...
How to determine the number of days in a month in SQL Server?
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