Recently, http://www.aliyun.com/zixun/aggregation/1560.html ">facebook Open source flint--a c++++ Static code analyzer written in D language, That's more consistent with Facebook's style. Facebook Open Flint Software source code, not only through the user and the programmer's feedback to flint constantly update and improve the performance of flint. Why not ...
In mailbox rapid expansion process, one of the performance problems is the MongoDB database level write lock, the time spent in the lock waiting process, directly reflects the user's use of the service process delay. To address this long-standing problem, we decided to migrate a common set of MongoDB (storing mail-related data) to a separate cluster. According to our inference, this will reduce the lock latency by 50%, and we can add more fragments, and we expect to be able to optimize and manage different types of data independently. We start from Mon ...
The intermediary transaction SEO diagnose Taobao guest cloud host technology Hall often some friends complain, the website has done so long, how to Baidu or not to include it, why other people's station can be collected normally, and you do not collect? You have to start from their own, looking for reasons, if you do a good site, no reason Baidu search engine does not include you, Below Seoer and everyone to talk about how to let Baidu quickly indexed site and notice: First, the content of the site is king, the basis of the site is based on the content. Website production should be appropriate to add some content, original for the best ...
Offering a service to get calculated discounts by reserving instances, Amazon's goal is clear: to better capacity planning by identifying the cloud infrastructure used by the user segment, while also giving users direct benefits. So far, the industry has a certain understanding of the reservation, including the type (Heavy, Medium, Light) and the terms (1 or 3 years), but here's 6 reservation examples related matters you may not understand. 1. The double benefit Reservation example brings a double benefit to the user: first, the ability to compute the discount; second, the capacity of the ...
[x] is an element that is indispensable in the UI and interactive interface. And in the Baptist, almost every corner of the window will have [x], it can be said that it is a powerful symbol, because it is closed windows, pop-up boxes, tabs and any other full of visual elements that fill your screen. and pressing [x] to close an interface is now the instinct of every person who deals with computers, networks, and software today, and it is a standard element of GUI design. But when we backtrack on the evolution of the GUI, it seems that ...
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