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淘宝大秒系统设计详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...行记录操作的并发度，同时也能控制单个商品占用数据库连接的数量，防止热点商品占用太多数据库连接。
数据库层做排队。应用层只能做到单机排队，但应用机器数本身很多，这种排队方式控制并发仍然有限，所以如果能...
Ubuntu says “bash: ./program Permission denied” [closed]
...m_name. Then execute it.
If that does not work, copy the program from the USB device to a native volume on the system. Then chmod u+x program_name on the local copy and execute that.
Unix and Unix-like systems generally will not execute a program unless it is marked with permission to execute. The...
How do I download a package from apt-get without installing it? [closed]
... a computer without a NIC , and I want to install some programs in it via USB memory, but how can I download a program from apt-get without installing it?
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如果携程决心战略性亏损到底，去哪儿怕是只剩一条路可走 - 资讯 - 清泛网 -...
...前并购或收购都是小范围内的小细分市场的战略布局，还无法影响到整个OTA的格局，即使在昨天（5月22日）公布以4亿美元现金收购艺龙股份也是一样，亏损的艺龙已经严重的被边缘化了，尽管携程CEO梁建章在内部邮件表示“艺...
搭建高可用mongodb集群（二）—— 副本集 - 大数据 & AI - 清泛网 - 专注C/...
...》提到了几个问题还没有解决。主节点挂了能否自动切换连接？目前需要手工切换。 在上一篇文章《搭建高可用MongoDB集群（一）——配置MongoDB》 提到了几个问题还没有解决。
主节点挂了能否自动切换连接？目前需要手工...
Logcat not displaying my log calls
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I needed to restart the adb service with the command adb usb
Prior to this I was getting all logging and able to debug, but wasn't getting my own log lines (yes, I was getting system logging associated with my application).
...
How can I toggle word wrap in Visual Studio?
...is is really useful for those with small screens. I have a small Lilliput USB monitor that is good for small tool windows, Skype IM, etc. It works great for putting the output window on, except that it sucks having to always sideways scroll. After just putting up with sideways scroll for months I...
How to connect to my http://localhost web server from Android Emulator
... 10.0.2.2 is working on emulator but not working when i connect mobile for usb debugging. ?
– Jawad Zeb
Jun 23 '15 at 12:55
7
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VS2012警告未能加载包“Visual C++ package” - C/C++ - 清泛网 - 专注C/C++及内核技术
...加载包“Visual C++ package”安装了windows更新后就出现VS2012无法打开项目的问题，还报各种加载失败。解决方法：到微软官网下载VS2012更新KB2781514，大概1.12MB链接地...安装了windows更新后就出现VS2012无法打开项目的问题，报加载失败...
cgridctrl 单元格下拉，单元格事件 - C/C++ - 清泛网 - 专注C/C++及内核技术
...数据进行联动，但是这个下拉框是一个CGridCellCombo对象，无法直接为它绑定事件。这时我们可...
cgridctrl单元格下拉框选中后，需要根据选中的数据进行联动，但是这个下拉框是一个CGridCellCombo对象，无法直接为它绑定事件。这时...