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Recommended way to get hostname in Java
... best and most portable way to get the hostname of the current computer in Java?
11 Answers
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How to read environment variables in Scala
In Java, reading environment variables is done with System.getenv() .
6 Answers
6
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Why is there no GIL in the Java Virtual Machine? Why does Python need one so bad?
...ne can provide some insight as to what's fundamentally different about the Java Virtual Machine that allows it to implement threads nicely without the need for a Global Interpreter Lock (GIL), while Python necessitates such an evil.
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Is it possible dynamically to add String to String.xml in Android?
... formatting, see: developer.android.com/reference/android/content/res/…, java.lang.Object...)
– Arnaud
Oct 24 '12 at 11:01
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What issues should be considered when overriding equals and hashCode in Java?
...ory (for the language lawyers and the mathematically inclined):
equals() (javadoc) must define an equivalence relation (it must be reflexive, symmetric, and transitive). In addition, it must be consistent (if the objects are not modified, then it must keep returning the same value). Furthermore, o....
Jackson how to transform JsonNode to ArrayNode without casting?
...
In Java 8 you can do it like this:
import java.util.*;
import java.util.stream.*;
List<JsonNode> datasets = StreamSupport
.stream(datasets.get("datasets").spliterator(), false)
.collect(Collectors.toList())
...
Send email using java
I'm trying to send an email using Java:
15 Answers
15
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How to include another XHTML in XHTML using JSF 2.0 Facelets?
...based tool. See also Is it possible to use JSF+Facelets with HTML 4/5? and JavaServer Faces 2.2 and HTML5 support, why is XHTML still being used.
CSS/JS/image files can be included as dynamically relocatable/localized/versioned resources. See also How to reference CSS / JS / image resource in Facele...
Difference between wait() and sleep()
...it of missing information. Many people wrote down the definitions from the Javadoc and also the meaning of the two english words but I do not see Why I should ever use sleep instead of wait? What is the benchmarking and speed difference between the two? If I can do everything that I can do with sle...
Pelican 3.3 pelican-quickstart error “ValueError: unknown locale: UTF-8”
... add some lines to your ~/.bash_profile:
export LC_ALL=en_US.UTF-8
export LANG=en_US.UTF-8
There is an outstanding bug report related to this issue. It appears that Python makes some assumptions about the format of locale names that aren't universally valid. Explicitly setting these environment...