Huawei 4.16 algorithm three questions

Huawei 04.16 reply to three algorithm questions 1. Invert the substring between each pair of parentheses Give a string s (containing only lowercase letters and parentheses). Please reverse each pair of matching strings in parentheses layer by layer from inside to outside of parentheses, and return the final result. Note that your results sh ...

Posted by RJDavison on Tue, 23 Nov 2021 20:05:56 -0800

VUE Interview Questions Summary

Previous points here: ↓ Summary of VUE interview questions (I) 11. What is the difference between v-if and v-show Reference answer: The v-show instruction allows an element to be displayed or hidden by modifying the CSS attribute of its display The v-if instruction directly destroys and rebuilds the DOM to achieve the effect of ...

Posted by gofer on Tue, 23 Nov 2021 19:31:19 -0800

java Security -- ysoserial tool URLDNS chain analysis

In this article, we will learn the URLDNS chain of ysoserial tool. Compared with the CC chain learned earlier, the URLDNS chain is relatively simple. URLDNS is a utilization chain used by ysoserial tool to detect the existence of Java deserialization vulnerability. Through URLDNS utilization chain, you can initiate a DNS query request, so as ...

Posted by thefortrees on Tue, 23 Nov 2021 19:21:35 -0800

Big data foundation

Big data concept Big Data: refers to a data set that cannot be captured, managed and processed by conventional software tools within a certain time range. It is a massive, high growth rate and diversified information asset that requires a new processing mode to have stronger decision-making power, insight and discovery power and process op ...

Posted by mykg4orce on Tue, 23 Nov 2021 18:58:52 -0800

Write the VS Code plug-in together: the VS Code version of CNode has been launched

prefaceThis is the third in the VS Code plug-in development practice series. The first two areWriting VS Code plug-ins together: providing common code snippets for your teamWriting VS Code plug-in together: implementing a translation plug-inCNode   The community is the most professional Node.js open source technology community in China and ...

Posted by cx323 on Tue, 23 Nov 2021 18:56:41 -0800

Java scheduled task

I haven't really encountered the scenario of using timed tasks yet. Anyway, learn it first1. Scheduled tasksIn many cases, tasks do not need to be executed immediately, but need to be executed later or regularly, which cannot be operated manually, so timed tasks appear. The use of scheduled tasks will certainly be used in the project. The auth ...

Posted by tidalik on Tue, 23 Nov 2021 18:45:29 -0800

Decompile exe file into Python source code

The commands used to package into a single file are: pyinstaller -Fw --icon=h.ico auto_organize_gui.py --add-data="h.ico;/" The commands used to package into folders are: pyinstaller -w --icon=h.ico auto_organize_gui.py --add-data="h.ico;." No matter which packaging method, an exe file will be left. one   Extract pyc files from ex ...

Posted by vijdev on Tue, 23 Nov 2021 18:29:31 -0800

Crawler learning: urllib tutorial

Article catalog1, Preface framework2, URL request2.1 open website2.2 timeout setting2.3 error fetching3, Deeper request3.1 open website3.2 request header addition3.3 link resolution4, Robots protocol5, Universal video download1, Preface frameworkI haven't wanted to teach you urlib before. I think a lot. I still need to make up this tutorial.Let ...

Posted by eekeek on Tue, 23 Nov 2021 18:25:38 -0800

CBV class view and class view decorator of Django framework

preface Over the past few years, I have been struggling in the it industry. Along the way, many have summarized some high-frequency interviews in the python industry. I see most of the new blood in the industry, and I still have all kinds of difficult questions for the answers to all kinds of interview questions or collection Therefore, I dev ...

Posted by skyxmen on Tue, 23 Nov 2021 18:21:19 -0800

[vue3.0 actual combat step by step series] vue3.0 obtains the questionnaire results and outputs them to the console

preface Hello, guys, hello. Yesterday, we made a simple extension to the original voting function: we realized a simple questionnaire function. When implementing the questionnaire function, we encapsulated several different types of components: voting component, single choice component, multiple choice component, input component and scoring ...

Posted by dominicd on Tue, 23 Nov 2021 18:07:01 -0800