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What are five things you hate about your favorite language? [closed]
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Five things I hate about Java:
No first-class functions.
No type inference.
Lack of sane defaults in eg graphics.
NullPointerException not containing more information about what is null.
The proliferation of pointlessly "configurable" frameworks/se...
Integer division: How do you produce a double?
...nt to a double. If you're just not sure of how it works, look it up in the Java Language Specification. Casting an int to double is a widening primitive conversion.
You can get rid of the extra pair of parentheses by casting the denominator instead of the numerator:
double d = num / (double) denom...
How to improve Netbeans performance?
... collector and add few settings and now Netbeans is alright! I add: Dsun.java2d.d3d=false -J-XX:+UseConcMarkSweepGC -J-XX:+CMSClassUnloadingEnabled -J-XX:+CMSPermGenSweepingEnabled. It depends. SSD is good, big RAM too, but that is not all for performance of IDE. I think, that default settings is...
Why have header files and .cpp files? [closed]
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How do other languages handle this? for example - Java? There is no header file concept in Java.
– Lazer
Jun 13 '10 at 12:18
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Logic to test that 3 of 4 are True
...ndicates that converting bool to int gives the expected values 0 or 1.
In Java and C#, you can use the following construct:
if ((a?1:0) + (b?1:0) + (c?1:0) + (d?1:0) == 3)
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Counting Line Numbers in Eclipse [closed]
I have a Java project in Eclipse with ~10 packages and ~10 class files per package. Is there a way to determine total lines of code for the whole project from within Eclipse? I am familiar with other tools (e.g., Code Analyzer, wc, etc.) but I want to know if there is a way to do this within Eclip...
Difference between SPI and API?
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In Java, are annotations part of an SPI? For example, if I have to add @SomeAnnotation to my class to get it picked up by some framework, would this annotation class SomeAnnotation.class be considered part of the SPI, even thoug...
Problems with Android Fragment back stack
...tting crash on this line fragmentManager.popBackStackImmediate();error: java.lang.IllegalStateException: FragmentManager is already executing transactions at com.example.myapplication.FragmentA$2.onBackStackChanged(FragmentA.java:43)
– Priyanka
May ...
Detect enter press in JTextField
...ble to detect when someone presses Enter while typing in a JTextField in java? Without having to create a button and set it as the default.
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How to configure multi-module Maven + Sonar + JaCoCo to give merged coverage report?
...-plugin:prepare-agent or setting maven-surefire-plugin argLine with -javaagent .
12 Answers
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