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How to display unique records from a has_many through relationship?
...for more information. Thanks to Kurt Mueller for pointing this out in his comment.
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Creating and throwing new exception
...ception] "$file not found."
}
To throw a general exception use the throw command followed by a string.
throw "Error trying to do a task"
When used inside a catch, you can provide additional information about what triggered the error
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What's the (hidden) cost of Scala's lazy val?
...e (rather than bytecode):
class LazyTest {
lazy val msg = "Lazy"
}
is compiled to something equivalent to the following Java code:
class LazyTest {
public int bitmap$0;
private String msg;
public String msg() {
if ((bitmap$0 & 1) == 0) {
synchronized (this) {
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Set a persistent environment variable from cmd.exe
...bothered changing them manually by getting on the properties screen of "My Computer"
5 Answers
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gdb fails with “Unable to find Mach task port for process-id” error
...You have to follow this guide to make it work: http://www.opensource.apple.com/source/lldb/lldb-69/docs/code-signing.txt
The guide explains how to do it for lldb, but the process is exactly the same for gdb.
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New Line on PHP CLI
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@AutomaticPixel For platform compatibility yes, for inter-platform compatibility you should use \n instead.
– KingCrunch
Aug 3 '12 at 20:44
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What are the differences between vector and list data types in R?
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Static function variables in Swift
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Reading a binary file with python
... Can you please have look at this other post? stackoverflow.com/questions/8092469/… ... I am again to read another binary file, but in this case I don't know the byte structure in details. For example, I figured out that sometimes there is the integer 8. However, with IDL it is real...