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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...
【解决】ChartData2D 二维图表组件报错 - 用户反馈 - 清泛IT社区，为创新赋能！
运行故障
java.lang.Index0ut0fBoundsException: Index: 9, Size: 1 at java.util.ArrayList.add(ArrayList.java:483) at com.google.appinventor.components.runtime.LineChartBaseDataModel.addEntryFromTuple(LineChartBaseDataModel.java:89) at
com.google.appinventor.components.runtime.ChartData2D$1.run(Ch...
Java maximum memory on Windows XP
I've always been able to allocate 1400 megabytes for Java SE running on 32-bit Windows XP (Java 1.4, 1.5 and 1.6).
13 Answe...
How do I analyze a .hprof file?
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You can use JHAT, The Java Heap Analysis Tool provided by default with the JDK. It's command line but starts a web server/browser you use to examine the memory. Not the most user friendly, but at least it's already installed most places you'll g...
Getting “unixtime” in Java
...an 1, 1970. Unixtime is seconds since Jan 1, 1970. I don't usually code in java, but I'm working on some bug fixes. I have:
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How do I determine whether an array contains a particular value in Java?
...g: this doesn't work for arrays of primitives (see the comments).
Since java-8 you can now use Streams.
String[] values = {"AB","BC","CD","AE"};
boolean contains = Arrays.stream(values).anyMatch("s"::equals);
To check whether an array of int, double or long contains a value use IntStream, Doub...
java SSL and cert keystore
How does my java program know where my keystore containing the certificate is? Or alternatively how do I tell my java program where to look for the keystore?
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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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How do I check that a Java String is not all whitespaces?
I want to check that Java String or character array is not just made up of whitespaces, using Java?
15 Answers
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