Programmer Think

Although most of my work is Java related development, I am exposed to Linux every day, especially after using Mac. I work in the command line environment with black background every day I don't have a good memory. I can't remember many useful linux commands very well. Now I'll summarize them gradually for later viewing. basic operation Linux ...

Does the string on the fourth day of C language practice contain supplementary questions Title Description: Suppose there is A string A composed of various letters and another string B. the number of letters of B in the string is relatively small. What is the fastest way to find all the letters in small string B in large string A? For ...

1. Introduction to datasets: UCF101 is a motion recognition dataset for real action videos collected on YouTube and provides 13320 videos from 101 action categories. Official website: https://www.crcv.ucf.edu/research/data-sets/ucf101/ Dataset name: UCF-101 (2012)Total Videos: 13,320 VideosTotal duration: 27 hoursVideo source: YouTube col ...

1, Longest path of binary tree Given a binary tree T, find the length of the longest path in T, and output the value of each node on this path. If there are multiple longest paths, output the rightmost one. Input format: The first line, an integer n, indicates that the binary tree has n nodes, 1 ≤ n ≤ 100000 Line 2, 2n+1 integers, sepa ...

We learned in the last article NET Worker Service [1]. Today we'll talk about how to gracefully close and exit Worker Service. Worker class Coupon website m.fenfaw.com net From the previous article, we know that the Worker Service template provides us with three core files out of the box. The Worker class inherits from the abstract base class ...

Concept: ensure that there is only one instance of a class and provide a global access point to access this unique instance ps: Singleton mode is an object creation mode. Singleton mode has three main points: first, a class can only have one singleton, second, it must create this instance by itself, and third, it must provide this instance ...

We will use a series to explain the complete practice of microservices from requirements to online, from code to k8s deployment, from logging to monitoring. The whole project uses the micro services developed by go zero, which basically includes go zero and some middleware developed by relevant go zero authors. The technology stack used is basi ...

I should have spent the most time in the last month, but I didn't write a few blogs. I'm really ashamed. Recently, in the integrated hot repair, technology sharing happens to take place on Monday, so let's take a good look at the causes and consequences of hot repair. First, we need to hold the following questions:What is hot repair? What pro ...

1, Periodic scheduled tasks - crontab 1. Command introduction Repeat the command operation specified by the user according to the preset time period; To execute this command, you need to run the daemon: crond, but now the system generally runs automatically. Primary profile Global configuration file: / etc/crontab Default settings: / rtc/cron ...

For a detailed tutorial on the right-click menu bar, please see "making web page right-click menu bar (with mouse attribute)" The layout code is as follows: <!--Right click menu bar dom--> <div class="dom" @*style="display: none;"*@> <ul> <li> <a href="#" style="padd ...