Update README.md

Author: Snailclimb

README.md

@@ -185,7 +185,7 @@
 
 * [选择技术方向都要考虑哪些因素](https://github.com/Snailclimb/Java-Guide/blob/master/其他/选择技术方向都要考虑哪些因素.md) 
 * [结束了我短暂的秋招，说点自己的感受](https://github.com/Snailclimb/JavaGuide/blob/master/%E5%85%B6%E4%BB%96/2018%20%E7%A7%8B%E6%8B%9B.md) 
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+* [这7个问题，可能大部分Java程序员都比较关心吧！](https://github.com/Snailclimb/JavaGuide/blob/master/%E9%9D%A2%E8%AF%95%E5%BF%85%E5%A4%87/java%20programmer%20need%20know.md)
 ***
 
 ## :envelope: 说明