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Protecting executable from reverse engineering?
...din). Caveats though - their API sucks, documentation sucks, and both of those are great in comparison to their SDK tools.
I've used their hardware protection method (Sentinel HASP HL) for many years. It requires a proprietary USB key fob which acts as the 'license' for the software. Their SDK enc...
Multiprocessing - Pipe vs Queue
... want to spawn two processes and send messages between them as quickly as possible. These are the timing results of a drag race between similar tests using Pipe() and Queue()... This is on a ThinkpadT61 running Ubuntu 11.10, and Python 2.7.2.
FYI, I threw in results for JoinableQueue() as a bonus;...
Start / Stop a Windows Service from a non-Administrator user account
...tart/Stop this particular service. My service runs on a variety of Windows OS, starting from Windows Server 2003 to Windows 7.
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Using ThreadPool.QueueUserWorkItem in ASP.NET in a high traffic scenario
...nd tasks was considered best practice, even in ASP.NET, but then I came across this article that seems to suggest otherwise - the argument being that you should leave the ThreadPool to deal with ASP.NET related requests.
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Which iomanip manipulators are 'sticky'?
...ode the following manipulators return an object rather than a stream:
setiosflags
resetiosflags
setbase
setfill
setprecision
setw
This is a common technique to apply an operation to only the next object that is applied to the stream. Unfortunately this does not preclude them from being sticky. Te...
Qt events and signal/slots
... the Metaclass (have a look at your moc_classname.cpp file for more), but most of the interclass communication that you will produce will probably use signals and slots. Signals can get delivered immediately or deferred via a queue (if you are using threads).
A signal can be generated.
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Override Java System.currentTimeMillis for testing time sensitive code
....currentTimeMillis , other than manually changing the system clock on the host machine?
11 Answers
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ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术
...通信系统不同，几乎没有分布式通信系统的什么资料，ØMQ(ZeroMQ)是感兴趣的读者少数能请举出... 介绍 与其他的基于常规理论基础的（集中）通信系统不同，几乎没有分布式通信系统的什么资料，ØMQ(ZeroMQ)是感兴趣的读...
What is an EJB, and what does it do?
..."bigger, stronger, faster (or at least more scalable) and simpler" than POJOs. They are most valuable for servicing large numbers of users over the web or corporate network and somewhat less valuable for small apps within a department.
Reusing/Sharing Logic across multiple applications/clients wi...
What is a semaphore?
...hared resources - you can use them that way, but it may cause hard to diagnose bugs.
While mutexes and semaphores have some similarities in their implementation, they should always be used differently.
The most common (but nonetheless incorrect) answer to the question posed at the top is that mutex...