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What __init__ and self do on Python?
...what if you put x = 'Hello' outside init but inside the class? is it like java where it's the same, or does it become like a static variable which is only initialised once?
– Jayen
Apr 9 '12 at 0:41
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Why do most C developers use define instead of const? [duplicate]
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So const operates more like java's final, allowing only one assignment?
– C. Ross
Oct 26 '10 at 14:50
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Detecting programming language from a snippet
... occur with certain frequencies in a text it's likely that the language is Java etc. But I don't think you will get anything that is completely fool proof, as you could name for example a variable in C the same name as a keyword in Java, and the frequency analysis will be fooled.
If you take it up ...
What is the difference between Collections.emptyList() and Collections.EMPTY_LIST
In Java, we have Collections.emptyList() and Collections.EMPTY_LIST . Both have the same property:
4 Answers
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Is there a way for non-root processes to bind to “privileged” ports on Linux?
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Yes @C.Ross since it would have to be applied to /usr/bin/java and then would open the capability to any java app running on the system. Too bad capabilities cannot also be set per-user.
– joeytwiddle
Aug 15 '13 at 11:02
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Elasticsearch query to return all records
...btained page
https://gist.github.com/drorata/146ce50807d16fd4a6aa
Using java client
import static org.elasticsearch.index.query.QueryBuilders.*;
QueryBuilder qb = termQuery("multi", "test");
SearchResponse scrollResp = client.prepareSearch(test)
.addSort(FieldSortBuilder.DOC_FIELD_NAM...
Difference between final static and static final
... difference at all. According to
8.3.1 - Classes - Field Modifiers of the Java Language Specification,
If two or more (distinct) field modifiers appear in a field declaration, it is customary, though not required, that they appear in the order consistent with that shown above in the production ...
Default visibility of class methods in PHP
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Also of note, on languages such as Java, were the default is package-private, one always wonders if it's package-private by design, or the developer just forgot to specify it (specially when dealing with not-so-senior developers). That's why PMD includes rules...
Why can't a 'continue' statement be inside a 'finally' block?
... and goto (when going to a label outside the finally block). For a related Java discussion, see Returning from a finally block in Java.
– Jeppe Stig Nielsen
Aug 1 '13 at 15:27
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static constructors in C++? I need to initialize private static objects
...ate static data member (a vector that contains all the characters a-z). In java or C#, I can just make a "static constructor" that will run before I make any instances of the class, and sets up the static data members of the class. It only gets run once (as the variables are read only and only need ...