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How can I use “puts” to the console without a line break in ruby on rails?
I have a method which goes through a loop -- I want it to output a "." each loop so I can see it in the console. however, it puts a linebreak at the end of each when I use puts "." .
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How do I run a shell script without using “sh” or “bash” commands?
I have a shell script which I want to run without using the "sh" or "bash" commands. For example:
11 Answers
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Remove spaces from std::string in C++
What is the preferred way to remove spaces from a string in C++? I could loop through all the characters and build a new string, but is there a better way?
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Escaping keyword-like column names in Postgres
If the column in Postgres' table has the name year , how should look INSERT query to set the value for that column?
3 An...
Read-only and non-computed variable properties in Swift
I'm trying to figure out something with the new Apple Swift language. Let's say I used to do something like the following in Objective-C. I have readonly properties, and they cannot be individually changed. However, using a specific method, the properties are changed in a logical way.
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Maven compile with multiple src directories
Is there a way to compile multiple java source directories in a single maven project?
10 Answers
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How to remove focus without setting focus to another control?
I like my UIs to be intuitive; each screen should naturally and unobtrusively guide the user on to the next step in the app. Barring that, I strive to make things as confusing and confounding as possible.
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how to permit an array with strong parameters
I have a functioning Rails 3 app that uses has_many :through associations which is not, as I remake it as a Rails 4 app, letting me save ids from the associated model in the Rails 4 version.
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Count Rows in Doctrine QueryBuilder
I'm using Doctrine's QueryBuilder to build a query, and I want to get the total count of results from the query.
10 Answ...
Find the files that have been changed in last 24 hours
E.g., a MySQL server is running on my Ubuntu machine. Some data has been changed during the last 24 hours.
6 Answers
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