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How to display unique records from a has_many through relationship?
I'm wondering what is the best way to display unique records from a has_many, through relationship in Rails3.
4 Answers
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How can I parse a string with a comma thousand separator to a number?
...loat("2.000.000,00".replace(',','')) returns 2 - see my answer below for som>me m>thing that works everywhere in the world.
– David m>Me m>ister
May 13 '17 at 2:38
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Difference between a Seq and a List in Scala
I've seen in many examples that som>me m>tim>me m>s a Seq is being used, while other tim>me m>s is the List...
5 Answers
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JPA or JDBC, how are they different?
I am learning Java EE and I downloaded the eclipse with glassfish for the sam>me m>. I saw som>me m> examples and also read the Oracle docs to know all about Java EE 5. Connecting to a database was very simple. I opened a dynamic web project, created a session EJB , I used EntityManager and with the get m>me m>th...
How do I append text to a file?
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cat >> filenam>me m>
This is text, perhaps pasted in from som>me m> other source.
Or else entered at the keyboard, doesn't matter.
^D
Essentially, you can dump any text you want into the file. CTRL-D sends an end-of-file signal, which terminates...
Do declared properties require a corresponding instance variable?
...ive-C 2.0 require a corresponding instance variable to be declared? For example, I'm used to doing som>me m>thing like this:
6 A...
How to read the Stock CPU Usage data
On Ice Cream Sandwich, an option in the Developer Options is "Show CPU Usage", which adds an overlay on the screen (see screenshot below).
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“Debug only” code that should run only when “turned on”
I would like to add som>me m> C# "debug only" code that only runs if the person debugging requests it. In C++, I used to do som>me m>thing similar to the following:
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'typeid' versus 'typeof' in C++
I am wondering what the difference is between typeid and typeof in C++. Here's what I know:
6 Answers
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Split Strings into words with multiple word boundary delimiters
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Thanks. Still interested, though - how can I implem>me m>nt the algorithm used in this module? And why does it not appear in the string module?
– ooboo
Jun 29 '09 at 18:06
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