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Fastest way to determine if an integer's square root is an integer
...e (C/C++). Your results may vary, especially because I don't know how the Java factor will play out.
My approach is threefold:
First, filter out obvious answers. This includes negative numbers and looking at the last 4 bits. (I found looking at the last six didn't help.) I also answer yes for...
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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