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libcurl的使用总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
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另：文末附有所有代码的打包下载，均在suse 10下编译运行通过
1.下载文件到本地
/*==============================================
# Author: DanteZhu – http://www.vimer.cn
# Email: dantezhu@vip.qq.com
# FileName: test_download.cpp...
Converting a string to int in Groovy
... and would like to convert it to an int . Is there a groovy equivalent of Java's Integer.parseInt(String) ?
13 Answers
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How can I hash a password in Java?
I need to hash passwords for storage in a database. How can I do this in Java?
13 Answers
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Is there something like Annotation Inheritance in java?
...ing them all the way. See Why is it not possible to extend annotations in Java?
However, types do inherit the annotations of their superclass if those annotations are @Inherited.
Also, unless you need those methods to interact, you could just stack the annotations on your class:
@Move
@Page
publ...
How to find unused/dead code in java projects [closed]
What tools do you use to find unused/dead code in large java projects? Our product has been in development for some years, and it is getting very hard to manually detect code that is no longer in use. We do however try to delete as much unused code as possible.
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Converting an int to a binary string representation in Java?
...(ideally, simplest) to convert an int to a binary string representation in Java?
16 Answers
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Lambda Expression and generic method
... tell such a lambda expression with type parameters apart from other legal Java constructs. Thus you have to resort to method references. The target method can declare type parameters using an established syntax.
– Holger
Dec 16 '15 at 10:48
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Java 8 Streams: multiple filters vs. complex condition
...E: tests runs on
8 CPU
1 GB RAM
OS version: 16.04.1 LTS (Xenial Xerus)
java version: 1.8.0_121
jvm: -XX:+UseG1GC -server -Xmx1024m -Xms1024m
UPDATE:
Java 11 has some progress on the performance, but the dynamics stay the same
Benchmark mode: Throughput, ops/time
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How to debug Spring Boot application with Eclipse?
...hy don't you just right click on the main() method and choose "Debug As... Java Application"?
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What does -XX:MaxPermSize do?
...lly generate and load many classes; for example,
some implementations of JavaServer Pages (JSP) pages. These
applications may need a larger permanent generation to hold the
additional classes. If so, the maximum permanent generation size can
be increased with the command-line option -XX:MaxP...