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What's a good Java, curses-like, library for terminal applications? [closed]
I would like to write a Java terminal application that does screen manipulation. Are there any good libraries out there that allow you to manipulate the screen like curses in the *nix/C world?
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Difference between mkdir() and mkdirs() in java for java.io.File [closed]
...kdirs() also creates parent directories in the path this File represents.
javadocs for mkdirs():
Creates the directory named by this abstract pathname, including any
necessary but nonexistent parent directories. Note that if this
operation fails it may have succeeded in creating some of the...
Java string split with “.” (dot) [duplicate]
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"." is a special character in java regex engine, so you have to use "\\." to escape this character:
final String extensionRemoved = filename.split("\\.")[0];
I hope this helps
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Java 调用外部进程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Java 调用外部进程最近需要用Java写一个调用外部应用的程序，也就是说要在Java程序中调用外部应用(.exe)。起初直接使用Runtime.getRuntime().exec(String co...最近需要用Java写一个调用外部应用的程序，也就是说要在Java程序中调用外部应...
解决：Failed to load JavaHL Library（windows及mac） - 其他 - 清泛IT社区，为创新赋能！
Failed to load JavaHL Library.
These are the errors that were encountered:
no libsvnjavahl-1 in java.library.path
no svnjavahl-1 in java.library.path
no svnjavahl in java.library.path
java.library.path = /Users/apple/Library/Java/Extensions:/Library/Java/Extensions:/Network/Library/Java/Extensi...
What is simplest way to read a file into String? [duplicate]
...")).useDelimiter("\\Z").next();
System.out.println(content);
This uses a java.util.Scanner, telling it to delimit the input with \Z, which is the end of the string anchor. This ultimately makes the input have one actual token, which is the entire file, so it can be read with one call to next().
T...
When would you call java's thread.run() instead of thread.start()?
When would you call Java's thread.run() instead of thread.start() ?
14 Answers
14
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How to create correct JSONArray in Java using JSONObject
how can I create a JSON Object like the following, in Java using JSONObject ?
4 Answers
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Why does Math.round(0.49999999999999994) return 1?
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Summary
In Java 6 (and presumably earlier), round(x) is implemented as floor(x+0.5).1 This is a specification bug, for precisely this one pathological case.2 Java 7 no longer mandates this broken implementation.3
The problem
0.5+0....
Convert a string representation of a hex dump to a byte array using Java?
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It doesn't work for the String "0". It throws an java.lang.StringIndexOutOfBoundsException
– ovdsrn
Jun 8 '11 at 20:06
51
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