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Getting the count of unique values in a column in bash
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Adam MatanAdam Matan
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Is there a difference between x++ and ++x in java?
Is there a difference between ++x and x++ in java?
16 Answers
16
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Storing integer values as constants in Enum manner in java [duplicate]
...REATE.ordinal(). This would return 0. Probably this anwser is related to a java version, that didn't have this feature, yet.
– TheTrowser
Jul 1 '15 at 13:36
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Change private static final field using Java reflection
...nd actually modify a private static final field.
Here's an example:
import java.lang.reflect.*;
public class EverythingIsTrue {
static void setFinalStatic(Field field, Object newValue) throws Exception {
field.setAccessible(true);
Field modifiersField = Field.class.getDeclaredField(...
Why can I throw null in Java? [duplicate]
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@fvrghl: Like much of Java's exception handling, there is no valid reason to throw null, but it might come up in a buggy program. Having well defined semantics for buggy constructs can simplify the debugging of and minimise the security consequenc...
Retain precision with double in Java
...ation into why this is happening:
The float and double primitive types in Java are floating point numbers, where the number is stored as a binary representation of a fraction and a exponent.
More specifically, a double-precision floating point value such as the double type is a 64-bit value, where...
How do I create a unique ID in Java? [duplicate]
I'm looking for the best way to create a unique ID as a String in Java.
11 Answers
11
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Java: How to Indent XML Generated by Transformer
I'm using Java's built in XML transformer to take a DOM document and print out the resulting XML. The problem is that it isn't indenting the text at all despite having set the parameter "indent" explicitly.
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Loading a properties file from Java package
...tive to the directory which represents the package the class is in.
Using java.lang.String.class.getResource("foo.txt") would search for the (inexistent) file /java/lang/String/foo.txt on the classpath.
Using an absolute path (one that starts with '/') means that the current package is ignored.
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How to find memory leak in a C++ code/project?
... number of characters. Unfortunately in my embedded c++ I have an old c++ (98?) which does not have shrink_to_fit on a vector... However the embedded program is 100% sure to totally crash when running out of memory using vector<> dynamically
– bart s
May ...