优化“how-can-i-convert-a-stack-trace-to-a-string”

Author: giantray

README.md

@@ -69,6 +69,7 @@ stackoverflow-Java-top-qa
 * [如何创建单例](https://github.com/giantray/stackoverflow-java-top-qa/blob/master/contents/What_is_an_efficient_way_to_implement_a_singleton_in_Java.md)
 * [实现Runnable接口  VS. 继承Thread类](https://github.com/giantray/stackoverflow-java-top-qa/blob/master/contents/implements-runnable-vs-extends-thread.md)
 * [我应该用哪一个@NotNull注解](https://github.com/giantray/stackoverflow-java-top-qa/blob/master/contents/which-notnull-java-annotation-should-i-use.md)
+* [怎样将堆栈追踪信息转换为字符串](https://github.com/giantray/stackoverflow-java-top-qa/blob/master/contents/how-can-i-convert-a-stack-trace-to-a-string.md)
 
 
 > 网络
@@ -108,7 +109,6 @@ stackoverflow-Java-top-qa
 - [Comparing Java enum members: == or equals()?](http://stackoverflow.com/questions/1750435/comparing-java-enum-members-or-equals)
 - [Failed to load the JNI shared Library (JDK)](http://stackoverflow.com/questions/7352493/failed-to-load-the-jni-shared-library-jdk)
 - [How to create a Java String from the contents of a file?](http://stackoverflow.com/questions/326390/how-to-create-a-java-string-from-the-contents-of-a-file)
-- [How can I convert a stack trace to a string?](http://stackoverflow.com/questions/1149703/how-can-i-convert-a-stack-trace-to-a-string)
 - [How do you assert that a certain exception is thrown in JUnit 4 tests?](http://stackoverflow.com/questions/156503/how-do-you-assert-that-a-certain-exception-is-thrown-in-junit-4-tests)
 - [What exactly is Apache Camel?](http://stackoverflow.com/questions/8845186/what-exactly-is-apache-camel)
 - [How can I permanently have line numbers in IntelliJ?](http://stackoverflow.com/questions/13751/how-can-i-permanently-have-line-numbers-in-intellij)

contents/how-can-i-convert-a-stack-trace-to-a-string.md

@@ -1,4 +1,4 @@
-#怎么样将堆栈追踪信息转换为字符串类型
+#怎样将堆栈追踪信息转换为字符串
 ##问题
 将`Throwable.getStackTrace()`的结果转换为一个字符串来来描述堆栈信息的最简单的方法是什么
 
@@ -8,7 +8,7 @@
 [`org.apache.commons.lang.exception.ExceptionUtils.getStackTrace(Throwable)`](org.apache.commons.lang.exception.ExceptionUtils.getStackTrace\(Throwable\))
 
 ###答案二
-用 [`Throwable.printStackTrace(PrintWriter pw)`](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#printStackTrace-java.io.PrintWriter-)将对堆栈信息发送到一个输出中：
+用 [`Throwable.printStackTrace(PrintWriter pw)`](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#printStackTrace-java.io.PrintWriter-)可以输出堆栈信息：
 ````java
 StringWriter sw = new StringWriter();
 PrintWriter pw = new PrintWriter(sw);