大约有 48,000 项符合查询结果(耗时:0.0339秒) [XML]

https://www.tsingfun.com/it/tech/1711.html 

Discuz菜单栏下面广告怎么弄? - 更多技术 - 清泛网 - 专注C/C++及内核技术

... class="z dzfbr"> <a href="http://zz.comsenz.com/2010zz/" target="_blank" class="xw1">2010第五届中国互联网站长年会</a> <em class="xg2">自强·求变,跨界实践绿色增长</em> <em><a href="http://www.discuz.net/thread-1591466-1-1.html" target="_blank">火...
https://www.tsingfun.com/it/tech/1731.html 

Discuz开启帖子快速回复,设置无效 - 更多技术 - 清泛网 - 专注C/C++及内核技术

Discuz开启帖子快速回复,设置无效 source module forum forum_viewthread.php$fastpost = $_G['setting']['fastpost'] && !$_G['forum_thread'...\source\module\forum\forum_viewthread.php $fastpost = $_G['setting']['fastpost'] && !$_G['forum_thread']['archiveid'] && ($_G['forum']['status'...
https://www.tsingfun.com/it/cpp/cpu_avx_run.html 

CPU指令集avx程序无法运行,运行崩溃 - C/C++ - 清泛网 - 专注C/C++及内核技术

CPU指令集avx程序无法运行,运行崩溃cpu_avx_run原因就是CPU不支持相应的指令集导致的。Linux上使用 lscpu 命令查看CPU指令集,看是否支持。比如_mm256_cmpeq_epi64 这个函数需要avx2指令集,但是CPU不支持,就导致程序崩溃起不来。原因...
https://www.tsingfun.com/it/os... 

Debian/Linux下安装OpenJDK8 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

Debian/Linux下安装OpenJDK8linux_install_openjdk8因为Debian11的源里不再带OpenJDK8了,需要手工来安装。下载安装包因为手工安装,所以部分依赖包需要自己下载。wget http: snapshot debian org archive debian-security 202202 因为Debian11的源里不再带Open...
https://stackoverflow.com/ques... 

Retrieve only the queried element in an object array in MongoDB collection

...atched shapes element: db.test.find( {"shapes.color": "red"}, {_id: 0, shapes: {$elemMatch: {color: "red"}}}); Returns: {"shapes" : [{"shape": "circle", "color": "red"}]} In 2.2 you can also do this using the $ projection operator, where the $ in a projection object field name repre...
https://stackoverflow.com/ques... 

How do you iterate through every file/directory recursively in standard C++?

...e to the standard. An example, taken straight from the website: bool find_file( const path &amp; dir_path, // in this directory, const std::string &amp; file_name, // search for this name, path &amp; path_found ) // placing path here if found { ...
https://stackoverflow.com/ques... 

Vagrant error : Failed to mount folders in Linux guest

...lugin can cause an almost identical issue if you let it config.vbguest.auto_update = true (default) github.com/dotless-de/vagrant-vbguest/issues/141 – KCD Jun 24 '15 at 21:53 ...
https://stackoverflow.com/ques... 

Auto layout constraints issue on iOS7 in UITableViewCell

...n the cell is reused like this: For Static UITableViewController: #ifdef __IPHONE_OS_VERSION_MIN_REQUIRED #if __IPHONE_OS_VERSION_MIN_REQUIRED &lt; __IPHONE_8_0 -(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { UITableViewCell *cell = [sup...
https://stackoverflow.com/ques... 

How do Python's any and all functions work?

... entire iterable need not be consumed. For example, &gt;&gt;&gt; multiples_of_6 = (not (i % 6) for i in range(1, 10)) &gt;&gt;&gt; any(multiples_of_6) True &gt;&gt;&gt; list(multiples_of_6) [False, False, False] Here, (not (i % 6) for i in range(1, 10)) is a generator expression which returns Tru...
https://stackoverflow.com/ques... 

Does Java have something like C#'s ref and out keywords?

...mulate reference with wrappers. And do the following: void changeString( _&lt;String&gt; str ) { str.s("def"); } void testRef() { _&lt;String&gt; abc = new _&lt;String&gt;("abc"); changeString( abc ); out.println( abc ); // prints def } Out void setString( _&lt;String&gt; re...