pcsc reader

We use events and a variable that records the number of readers to solve reader-writer problems in the second-to-last multi-threaded 11th article Reader-writer question. The problem has been solved, but the code is a bit complicated. This article will introduce a new method-read-write lock srwlock to solve this problem. read-write locks also distinguish between the thread that wants to read the resource val

rss| Quick Start The RSS reader is a simple and easy-to-use RSS reader for the information age to get the information you need as soon as possible. It allows you to manage, retrieve, and read information in a format. Managing information is that you can identify and manage information sources according to your needs, and access information is that you can update your information from a customized source of

Reader-writer problem (Readers-writers problem) is also a classic concurrent programming problem, which is often a synchronization problem. Data (Files, records) in a computer system are often shared by multiple processes, but some of these processes may require only read data (called Reader readers), while others require the modification of data (called writer writers). In terms of shared data,

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Internship environment: Windows XP + VC 6.0 Internship objectives: Create a console process in Windows XP, which should contain n threads. Use the n threads to represent n readers or writers. Each thread performs read/write operations according to the requirements of the corresponding test data file (described later. The semaphore mechanism is used to implement reader-first and writer-first issues respectively. Restrictions on

The corresponding module is provided for each suffix nuke. In order to decide which version of reader or writer module to use, Nuke will parse the file suffix first and then call the relevant module based on this.Take JPG as an example:The file format has two suffix names:. jpg and. jpeg. In fact, the two suffix names are solved by using the same module. Use TCL script to solve this problem in nuke. Nuke file path has such a file: JPEGREADER.TCL, the

You can use the Baidu Reader in 6 ways to read the local documents, respectively, as follows: method to open single or multiple local documents directly in 1:windows resource management. Select single or multiple local documents, right-click, in the pop-up right-click menu select the "open Mode" menu item, choose the level Two menu "Baidu Reader Main program", or select the Level two menu "Select Program

pure byte stream retained in the memory, you can use xmltextreader to analyze the word throttling as XML. This memory stream has no specific encoding. In this example, create an xmltextreader to analyze the stream and display the obtained XML. Stringreader stream; xmltextreader reader = NULL; try {console. writeline ("Initializing stringreader..."); stream = new stringreader ("Dim stream as stringreader dim

What if the card reader can't read it? In the process of using the card reader, we occasionally encounter the problem that the card reader does not read. So, the reader can not read out how to do? In fact, the reader does not read out for several reasons, may be the

Last updated in August, authored by Adrien Brochard If the habit on reading books on electronic tablets are still on it, reading books on a computer is even rarer. It's hard enough-to-focus on the classics of the 16th century literature, so who needs the Facebook chat pops up sound in The background in addition? But if for some reasons your wish to open a electronic book in your computer, chances is that you'll need specific soft Ware. Indeed, most editors agreed with using the EPUB format fo