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How do you stop MySQL on a Mac OS install?
...lightly different, because the mysql version number was added in the plist file. It was like that: sudo launchctl unload -w /Library/LaunchDaemons/org.macports.mysql5.plist sudo launchctl load -w /Library/LaunchDaemons/org.macports.mysql5.plist
– d1rk
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What can MATLAB do that R cannot do? [closed]
...ctor (for R) are much more comprehensive than MATLAB + the toolboxes + the File Exchange. Also, the R-Help mailing list is usually as effective as paid support, in my experience. I agree that the MATLAB compiler is a great feature that isn't replicated in R.
– Richie Cotton
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How to name factory like methods?
...hat comprises many steps and possibly a lot of disk activity. However, the idea of a Factory "building" something is a sensible idea - especially in cases where a complex data-structure is built, or many separate pieces of information are combined in some way.
'Generate' to me implies a calculation ...
Using “this” with class name
I am doing Android programming and was learning about Intents, when I saw a constructor that, to my C# trained mind, seemed funky. The call was:
...
Notepad++ add to every line
...e test in the Replace with textbox
Place cursor in the first line of the file to ensure all lines are affected
Click Replace All button
To add a word, such as test, at the end of each line:
Type $ in the Find what textbox
Type test in the Replace with textbox
Place cursor in th...
How do I convert from int to String?
...n@lucifer:~$ cat TestClass.java
public class TestClass {
public static void main(String[] args) {
int i = 5;
String strI = "" + i;
}
}
simon@lucifer:~$ javac TestClass.java && javap -c TestClass
Compiled from "TestClass.java"
public class TestClass extends java.lang.Object{
publi...
mongodb find by multiple array items
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This helped me too, I needed it to find an object ID in an array, and where something like $in: [ ObjectId("4f9f2c336b810d0cf0000017") ] failed, $in: [ "4f9f2c336b810d0cf0000017" ] worked
– jbnunn
May 3 '12 at 15:43
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How to get the name of the calling method?
...def self.parse_caller(at)
if /^(.+?):(\d+)(?::in `(.*)')?/ =~ at
file = Regexp.last_match[1]
line = Regexp.last_match[2].to_i
method = Regexp.last_match[3]
[file, line, method]
end
end
end
To trigger the above module method you need to call like this:
caller =...
What does the question mark and the colon (?: ternary operator) mean in objective-c?
...d")]
...which is a great use for preprocessor constants:
// in your pch file...
#define statusString (statusBool ? @"Approved" : @"Rejected")
// in your m file...
[NSString stringWithFormat: @"Status: %@", statusString]
This saves you from having to use and release local variables in if-else p...
POST JSON fails with 415 Unsupported media type, Spring 3 mvc
...
No idea why this isn't more documented. This problem made me waste so much time. Thank you very much!
– Hugo Nava Kopp
Nov 30 '16 at 10:58
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