很多业余选手存在这样一个问题： 发球的时候，如果要发高远球，肯定是采用正手发球，持球方式是球腰持球，而且站位会远离前发球线一点；如果要发网前球，必然采用反拍发球，持球方式是羽部持球，前脚顶着“T”字线…

I have a network application which allocates predicable 65k chunks as part of the IO subsystem. The memory usage is tracked atomically within the system so I know how much memory I'm actually usin...

I implement a quicksort program with multi-thread method, in C++ with a Portfolio task.
The method of portfolio tasks is to maintain a queue of tasks. Each
free thread picks a task from the

基数排序是一种非比较型整数排序算法，其原理是将整数按位数切割成不同的数字，然后按每个位数分别比较。由于整数也可以表达字符串（比如名字或日期）和特定格式的浮点数，所以基数排序也不是只能使用于整数。 1. 基数排序 vs 计数排序 vs 桶排序 基数排序有两种方法： 这三种排序算法都利用了桶的概念，但对桶的使用方法上有明显差异： 基数排序：根据键值的每位数字来分配桶； 计数排序：每个桶只存储单一键值； 桶排序：每个桶存储一定范围的数值；..

K3s can be installed in an air-gapped environment with two different methods. You can either deploy images via the k3s-airgap-images tarball release artifact or by using a private registry. It is also possible to use the embedded registry mirror as long as…