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Getting the difference between two sets
...a nice feature to have the set operations like union , difference built in java. The above solution will modify the set , in many situations we don't really want that.
– Praveen Kumar
Jul 18 '14 at 8:09
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Sending files using POST with HttpURLConnection
...ith some parameter using MultipartUtility in simple way.
MultipartUtility.java
public class MultipartUtility {
private final String boundary;
private static final String LINE_FEED = "\r\n";
private HttpURLConnection httpConn;
private String charset;
private OutputStream output...
Difference between abstract class and interface in Python
...se Python doesn't have (and doesn't need) a formal Interface contract, the Java-style distinction between abstraction and interface doesn't exist. If someone goes through the effort to define a formal interface, it will also be an abstract class. The only differences would be in the stated intent ...
Should I return a Collection or a Stream?
..., where the data arrives with random latency. For that, I would suggest RxJava.
– Brian Goetz
Jul 10 '14 at 18:38
4
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Maximum length for MD5 input/output
...ong as the used datatype in the programming language used can be. Example: Java's strings use an array internally, therefore, a string can only contain (2^31)-1 characters (or less, depending on the heap size).That would also be your maximum input for the MD5 function in Java. But pure theoretically...
How to convert CharSequence to String?
How can I convert a Java CharSequence to a String ?
3 Answers
3
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javax.xml.bind.UnmarshalException: unexpected element (uri:“”, local:“Group”)
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There was an issue with @XmlSchema in package-info.java, fixed now.
– Rahul Thakur
May 17 '12 at 7:39
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Why is auto_ptr being deprecated?
...er copy. So auto_ptr actually does work with the modern sort. But the C++98/03 sort is just an example algorithm here: Any generic algorithm (std-supplied or user-written) that assumes that copy syntax has copy semantics will likely have a run-time error if used with auto_ptr, because auto_ptr si...
e.printStackTrace equivalent in python
... the occurred exception
but, I was trying to find the python equivalent of Java's e.printStackTrace() that exactly traces the exception to what line it occurred and prints the entire trace of it.
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Undefined behavior and sequence points
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C++98 and C++03
This answer is for the older versions of the C++ standard. The C++11 and C++14 versions of the standard do not formally contain 'sequence points'; operations are 'sequenced before' or 'unsequenced' or 'indeterm...