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Is there anything like .NET's NotImplementedException in Java?
Is there anything like .NET's NotImplementedException in Java?
5 Answers
5
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PermGen elimination in JDK 8
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Fixed size at startup – difficult to tune.
Internal Hotspot types were Java objects : Could move with full GC, opaque, not strongly typed and hard to debug, needed meta-metadata.
Simplify full collections : Special iterators for metadata for each collector
Want to deallocate class data concurren...
If strings are immutable in .NET, then why does Substring take O(n) time?
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It would be interesting to contrast how Java does (or at least did at some point in the past) it: Substring returns a new string, but pointing at the same char[] as the larger string - that means that the larger char[] can no longer be garbage collected until the s...
What is boxing and unboxing and what are the trade offs?
...e the expected metadata and structure that other data structures have.
In Java and Haskell generic collections can't contain unboxed values. Generic collections in .NET can hold unboxed values with no penalties. Where Java's generics are only used for compile-time type checking, .NET will generat...
Does Java have a complete enum for HTTP response codes?
I'm wondering if there is an enum type in some standard Java class library that defines symbolic constants for all of the valid HTTP response codes. It should support conversion to/from the corresponding integer values.
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How to create a directory in Java?
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As of Java 7, you should probably use the methods in Files as in the more recent answer by Benoit Blanchon. (This answer appears to have been written before Java 7.)
– Brick
Sep 8 '16 at 16:58...
What is the better API to Reading Excel sheets in java - JXL or Apache POI [closed]
...re are many differences:
Perhaps the most significant difference is that Java JXL does not support the Excel 2007+ ".xlsx" format; it only supports the old BIFF (binary) ".xls" format. Apache POI supports both with a common design.
Additionally, the Java portion of the JXL API was last updated in...
How can I make a multipart/form-data POST request using Java?
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These are the Maven dependencies I have.
Java Code:
HttpClient httpclient = new DefaultHttpClient();
HttpPost httpPost = new HttpPost(url);
FileBody uploadFilePart = new FileBody(uploadFile);
MultipartEntity reqEntity = new MultipartEntity();
reqEntity.addPart("up...
Running a Haskell program on the Android OS
...ramework (added since android 2.3) or you must write JNI glue code between Java-C-Haskell, the former option is the easier solution and if I remember correctly might actually be backwards compatible with previous versions of Android below 2.3.
Once you have this you must build Haskell code as share...
Java Generate Random Number Between Two Given Values [duplicate]
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With respect to the Java naming convention the variable names should start with lower case character
– Jens
May 19 '17 at 8:13
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