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Boost.Asio的简单使用(Timer,Thread,Io_service类) - C/C++ - 清泛网 - 专注C/C++及内核技术
.... 同步Timer
2. 异步Timer
3. 回调函数的参数
4. 成员函数作为回调函数
5. 多线程回调同步
6. TCP客户端:对准时间
7. TCP同步时间服务器
1. 同步Timer
本章介绍asio如何在定时器上进行阻塞等待(blocking wait).
实现,我们包含必要的...
Logstash实践: 分布式系统的日志监控 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...器上又部署着不同的多个应用。可以想象，这种场景下，为了监控或者搜索某段日志，需要登陆多台服务器，执行多个tail -F和grep命令。一方面这很被动。另一方面，效率非常低，数次操作下来，程序员的心情也会变糟（我还要...
File input 'accept' attribute - is it useful?
.../x-internet-signup ins
application/x-internet-signup isp
application/x-iphone iii
application/x-javascript js
application/x-latex latex
application/x-msaccess mdb
application/x-mscardfile crd
application/x-msclip clp
application/x-msdownload dll
application/x-msmediaview m13
ap...
Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?
...e that seriously-afflicted individuals would use those tools instead of an iPhone.
– Chris Cirefice
Aug 14 '14 at 2:30
...
What makes a keychain item unique (in iOS)?
My question concerns keychains in iOS (iPhone, iPad, ...). I think (but am not sure) that the implementation of keychains under Mac OS X raises the same question with the same answer.
...
OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection
... OpenCV is pretty much the same for all platforms (Win/Linux/Mac/iPhone/...). The difference is that some don't supported the GPU module of OpenCV. Have you built OpenCV for iOS already? Were you able to test it? I think these are the questions you need to answer before trying anything mor...
Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?
...you are using AutoLayout, then Delta is not available.
Try this (tested in iPhone 4s running iOS6):
- (void) viewWillLayoutSubviews {
//iOS 6 workaround offset
if ([[[UIDevice currentDevice] systemVersion] floatValue] < 7) {
self.view.clipsToBounds = YES;
CGRect screenRect = [[UIScreen...
How to make an Android Spinner with initial text “Select One”?
...This is a really elegant solution to a problem that should not exists (try Iphone development). Great and thanks! Glad that somebody remembered patterns etc.
– user1700737
Feb 6 '14 at 19:29
...
Learn C first before learning Objective-C [closed]
... and if I already know c++ and want to learn Objective-C for iPhone/iTouch deveopment, is it necessaary to learn C whatever?
– chester89
Feb 9 '09 at 13:43
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Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...可以使用更强大的反汇编工器lida来自动显示API调用名。为了方便初学者，下面使用LIDA来作为反汇编工具。用lida 载入程序，如下图：
好了，前期的工作都做了。下面让我们来运行一下程序，看看有没有什么值得参考的。运...