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ATL CComPtr和CComQIPtr详解 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...tialize方法前，需要手动释放所有的全局或者静态变量。
如何手动释放呢：
设置指针指向NULL
调用Release方法，注意是要调用智能指针的Release方法，而不是内部指针的，指针指针的Release方法，会调用内部指针的Relase，然后设...
ATL CComPtr和CComQIPtr详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...tialize方法前，需要手动释放所有的全局或者静态变量。
如何手动释放呢：
设置指针指向NULL
调用Release方法，注意是要调用智能指针的Release方法，而不是内部指针的，指针指针的Release方法，会调用内部指针的Relase，然后设...
Can I run multiple programs in a Docker container?
... inside single container. This is an example of a docker container running mysql, apache and wordpress within a single container.
Say, You have one database that is used by a single web application. Then it is probably easier to run both in a single container.
If You have a shared database that is...
Get all table names of a particular database by SQL query?
...working on application which can deal with multiple database servers like "MySQL" and "MS SQL Server".
19 Answers
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How to see indexes for a database or table in MySQL?
...wered Mar 6 '11 at 21:05
RolandoMySQLDBARolandoMySQLDBA
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Return 0 if field is null in MySQL
In MySQL, is there a way to set the "total" fields to zero if they are NULL?
5 Answers
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How to use php serialize() and unserialize()
...gone through the page u referred. can u please show an example in php, and mysql (if necessary) ?
– Istiaque Ahmed
Dec 27 '11 at 6:52
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【PM干货】2015年阿里业务型PM笔试题 - 项目管理 - 清泛网 - 专注C/C++及内核技术
...、主观题（四选二）
1、最近大数据非常的火热，而请问如何利用大数据与搜索引擎结合，为用户提供更好的产品或服务。
大致答案构成：将大数据分为几个类型，向不同的用户提供不同的类型组合构成新的产品或者服务。
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大数据时代的数据化运营 - 资讯 - 清泛网 - 专注C/C++及内核技术
...响。今天我们采访到了中清龙图副总裁李翀为广大cp讲解如何在大数据时代进行数据运营。
什么是大数据？
大数据第一个特点是数据量特别大，举个例子，比如一个人站在这里，仅知道他的身高体重等等，是没有什么实际意义...
MySQL - UPDATE multiple rows with different values in one query
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Excuse my english sir, when i try to make an update mysql give me the error: # 1062 - Duplicate entry 'XXX' for key 'PRIMARY'. That does when I try to update a record with the same value it already had, is there any way to skip the update if the current value is the same as be...