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Why is IntelliJ 13 IDEA so slow after upgrading from version 12?
...to about 10-15 seconds). The general performance seems to be much snappier now as well. Oddly enough, the memory footprint didn't change much, in my case, staying around 820MB.
– sean.boyer
Mar 19 '14 at 21:27
...
String concatenation: concat() vs “+” operator
...ring cat(String a, String b) {
a += b;
return a;
}
}
Now disassemble with javap -c (included in the Sun JDK). You should see a listing including:
java.lang.String cat(java.lang.String, java.lang.String);
Code:
0: new #2; //class java/lang/StringBuilder
3: dup
...
Difference between partition key, composite key and clustering key in Cassandra?
... This was confused me for few days, thanks for this answer, now I'm able to build the data model in my head.
– Roger Dwan
Jan 7 '16 at 9:27
2
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Interface vs Base class
...this you will have:
public class Dog : Mammal
public class Cat : Mammal
Now let's suppose there are other mammals, which we will usually see in a zoo:
public class Giraffe : Mammal
public class Rhinoceros : Mammal
public class Hippopotamus : Mammal
This will still be valid because at the core ...
How can I get Express to output nicely formatted HTML?
...idn't mention what version of Express it was for.
– SnowInferno
Oct 8 '14 at 22:33
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show 4 more comments
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What does “SyntaxError: Missing parentheses in call to 'print'” mean in Python?
... from being a distinct statement to being an ordinary function call, so it now needs parentheses:
>>> print("Hello, World!")
Hello, World!
In earlier versions of Python 3, the interpreter just reports a generic syntax error, without providing any useful hints as to what might be going wr...
What is Autoloading; How do you use spl_autoload, __autoload and spl_autoload_register?
...tory of answers ever. Respect. I had one of those "OMG! It all makes sense now!" moments because of you, my good man. I think I might just start a fan club.
– Just Plain High
Nov 28 '13 at 2:03
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Static/Dynamic vs Strong/Weak
...ia has all the answers. Why I've not stumbled across this already I don't know.
– Dan Revell
Feb 28 '10 at 13:51
32
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presentViewController:animated:YES view will not appear until user taps again
...
Right now, setUpViewForNextQuestion just calls reloadData on the tableview (to change all the background colours back to white if any had been set to red by an incorrect guess). But would any changes there make any difference? The ...
How do you run a Python script as a service in Windows?
... as an option.
I have not yet tried this solution, but I will do so right now and update this post along the process. I am also interested in using virtualenvs on Windows, so I might come up with a tutorial sooner or later and link to it here.
...