大约有 2,500 项符合查询结果（耗时：0.0192秒） [XML]
TaifunWiFi 拓展：WiFi Manager WiFi管理器扩展 · App Inventor 2 中文网
...建 Apps 首页 教育 中文教育版 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 ...
Common programming mistakes for Clojure developers to avoid [closed]
...s, temporarily having forgotten what it is I was printing. Funny, why's my PC all hung up?
trying to program Clojure imperatively.
There is some temptation to create a whole lot of refs or atoms and write code that constantly mucks with their state. This can be done, but it's not a good fit. It ma...
What is the proper way to re-attach detached objects in Hibernate?
...lready associated with the session : [com.vladmihalcea.book.hpjp.hibernate.pc.Book#1]
at org.hibernate.engine.internal.StatefulPersistenceContext.checkUniqueness(StatefulPersistenceContext.java:651)
at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.performUpdate(DefaultSaveOrU...
What are the use cases for selecting CHAR over VARCHAR in SQL?
...ld also mean the time it takes to get the data from the server to my local pc or to another computer or wherever it is going to be consumed.
But there is some overhead in using varchar. SQL Server has to use a two byte indicator (overhead) to, on each row, to know how many bytes that particular ro...
What is the difference between Google App Engine and Google Compute Engine?
...ween GAE Standard and GAE Flex):
Compute Engine is analogous to a virtual PC, where you'd deploy a small website + database, for instance. You manage everything, including control of installed disk drives. If you deploy a website, you're in charge of setting up DNS etc.
Google App Engine (Standard...
What should I use Android AccountManager for?
...can access protected material at the same time in their android device and PC without the need for recurrent logins.
From the security point of view, using the same password in every request to the server allows for possible eavesdropping in non-secure connections. Password encryption is not suffici...
tcp加速技术解决方案 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...tx-/xps_cpus配置映射关系。
内核优化
由于目前的linux发行版本依然存在很多TCP方面的性能问题， 因此优化内核是比较直接且有效的方式。
但是需要对内核上游源码持续跟踪，关注bug和新特性，需要长期维护， 并且未来新版本...
CSS hack大全 - 创意 - 清泛网 - 专注C/C++及内核技术
...说明：
大家很容易的可以看出这是情境（一）的加强版，适用于更广泛的环境。其实情境（一）中也已经做到了把火狐与IE游览器区分开来了，现在我们要做的是把火狐从其它游览器中再次识别出来。大家仔细看下代码，大家...
Why doesn't c++ have &&= or ||= for booleans?
..._cast<bool*>(&i);
b |= true; // MAY yield 3 (but doesn’t on my PC!)
But since this code results in undefined behaviour anyway, we may safely ignore this potential problem in conforming C++ code.
1 Admittedly this is a rather big caveat as Angew’s comment illustrates:
bool b = tru...
How to add a local repo and treat it as a remote repo
...ocal repo act as a remote with the name bak for another local repo on my PC, using the following:
4 Answers
...