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C++实现一款简单完整的聊天室服务器+客户端 - C/C++ - 清泛网 - 专注C/C++及内核技术

C++实现一款简单完整的聊天室服务器+客户端Linux下select函数实现的聊天服务器消息缓冲区类MessageBuffer,接收线程将受到的消息放入缓冲区,发送线程从缓冲区中取出消息MessageBuffe...目录: Linux下select函数实现的聊天服务器 基...
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How to create a new database after initally installing oracle database 11g Express Edition?

... In the Connections pane, click the icon New Connection. The New/Select Database Connection window opens. In the New/Select Database Connection window, type the appropriate values in the fields Connection Name, Username, and Password. For security, the password characters that ...
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What is cardinality in MySQL?

...ow cardinality column with only 2 possible values as the index will not be selective enough to be used. share | improve this answer | follow | ...
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How to use if-else option in JSTL

...prefix="c" uri="http://www.springframework.org/tags/form"%> and <c:select> <option value="RCV" ${records[0].getDirection() == 'RCV' ? 'selected="true"' : ''}> <spring:message code="dropdown.Incoming" text="dropdown.Incoming" /> ...
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How to get default gateway in Mac OSX

...the first line; one with default at its first column. To display only the selected lines of result, we can use grep command along with netstat netstat -rn | grep 'default' This command filters and displays those lines of result having default. In this case, you can see result like following: de...
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Which HTML elements can receive focus?

...ich the only elements that have a focus() method are HTMLInputElement, HTMLSelectElement, HTMLTextAreaElement and HTMLAnchorElement. This notably omits HTMLButtonElement and HTMLAreaElement. Today's browsers define focus() on HTMLElement, but an element won't actually take focus unless it's one of: ...
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Trim trailing spaces in Xcode

... You can create a script and bind it to a keyboard shortcut: Select Scripts Menu > Edit User Scripts... Press the + button and select New Shell Script Give it a name like "Strip Trailing Spaces", and give it a shortcut like ⌃⇧R. Set Input to "Selection" and Output to "Replace Se...
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How to change tab size on GitHub?

... by changing the blob segment with an edit segment and use the dropdown to select your prefered tab size. Standard view: https://github.com/moroshko/mmSelect/blob/master/mm_select.js Ace view: https://github.com/moroshko/mmSelect/edit/master/mm_select.js ...
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MySQL case sensitive query [duplicate]

...ing for 'value'. However it will return 'VALUE', 'value', 'VaLuE', etc… SELECT * FROM `table` WHERE `column` = 'value' The good news is that if you need to make a case-sensitive query, it is very easy to do using the BINARY operator, which forces a byte by byte comparison: SELECT * FROM `table...
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How can I use external JARs in an Android project?

...your JAR files to the libs folder Now right click on the Jar file and then select Build Path > Add to Build Path, which will create a folder called 'Referenced Libraries' within your project By doing this, you will not lose your libraries that are being referenced on your hard drive whenever you...