一.添加数据 /*添加数据*/insert into STU values('stu0004','赵一',18,1,"kc0004");insert into STU(STU_ID,STU_NAME,STU_AGE,STU_SET ) values('stu0013','储十一',19,1); 说明:如果不指定将数据添加到那个字段,那么此时必须列出全部数据,如果列出字段,则一一对应,必须列出约束不为空的所有字段,否则报错. 二.更新数据 /*更新数据*/update STU SET S
1. folly是facebook开源的关于无锁队列的库,实现过程很精妙.folly向队列中添加节点过程,符合标准库中的队列的设计,而取出节点的过程,则会造成多个线程的分配不均.我曾经试着提供一次 取出一个节点的函数,虽然存在一些问题,不过还是有很多可以学习的地方.我新增的函数,在下面代码中,会在注释中标识“新增函数”. /* * Copyright 2014-present Facebook, Inc. * * Licensed under the Apache License, Versio
Choose the best route Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5273 Accepted Submission(s): 1680 Problem Description One day , Kiki wants to visit one of her friends. As she is liable
官方文档:https://developer.android.com/reference/android/widget/AutoCompleteTextView.html#setText(java.lang.CharSequence, boolean) public void setText (CharSequence text, boolean filter) Added in API level 17 Like setText(CharSequence), except that it ca
学长好久之前讲的,本来好久好久之前就要写题解的,一直都没写,懒死_(:з」∠)_ Senior Pan Time Limit: 12000/6000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 1332 Accepted Submission(s): 533 Problem Description Senior Pan fails in his discrete ma