java uses wkhtmltopdf to convert html into pdf

Install wkhtmltopdf wkhtmltopdf is an application similar to plug-in, which is supported by windows and linux, but the corresponding program should be installed. windows Download Download wkhtmltopdf directly from the official website. Official link: https://wkhtmltopdf.org/downloads.html Windows installation 1. Download the correspon ...

Posted by Archbob on Sat, 05 Mar 2022 05:05:51 +0100

ASP.NET Core 6 performance improvement

By Stephen Toub about . NET performance Inspired by the blog, we are writing a similar article to emphasize ASP Net core in 6.0.Datum settingWe will use most of the examples in the whole process BenchmarkDotNet . stay https://github.com/BrennanCon... A repurchase agreement is provided, which includes most of the benchmarks used in this articl ...

Posted by Taro on Sat, 05 Mar 2022 05:01:01 +0100

[Tryhackme]Enterprise(Unquoted Service Paths)

Service detectionPort detectionroot@ip-10-10-208-107:~# nmap -p- 10.10.59.205 --open Starting Nmap 7.60 ( https://nmap.org ) at 2022-03-04 02:48 GMT Nmap scan report for ip-10-10-248-133.eu-west-1.compute.internal (10.10.59.205) Host is up (0.0039s latency). Not shown: 61918 closed ports, 3588 filtered ports Some closed ports may be reported a ...

Posted by nemesis1931 on Sat, 05 Mar 2022 04:51:10 +0100

[Python skill] Excel data integration / splitting can be realized in ten minutes. Why does it take a day| Attached source code

Relevant documents Little buddy who wants to learn Python can pay attention to the official account of Xiaobian [Python journal]. There are many resources for whoring for nothing, ha. I will update the little knowledge of Python from time to time!! A buddy who needs source code can reply to Excel form in official account. Python source code, p ...

Posted by redesigner on Sat, 05 Mar 2022 04:44:53 +0100

30 lines of Python code to realize 3D data visualization, which is very amazing

Review 2D mapping Use the Seibel curve to make a 2d graph. This figure is realized through the Seibel curve with Path based on Matplotlib. Friends who are interested in the Seibel curve can have an in-depth understanding. In Matplotlib, figure is the canvas, axes is the drawing area, and fig.add_subplot(),plt. The subplot () method can create ...

Posted by josh_mcqueen on Sat, 05 Mar 2022 04:44:18 +0100

skynet cluster learning

skynet cluster learning Before learning about cluster, take a look at cluster1 under example Lua and cluster2 Lua example. To facilitate understanding, I have made corresponding modifications to these two examples: --cluster1.lua local skynet = require "skynet" local cluster = require "skynet.cluster" local snax = require "skynet.snax" requir ...

Posted by fallen00sniper on Sat, 05 Mar 2022 04:40:10 +0100

ssh+frp to achieve intranet penetration

1, Introduction to frp A high-performance reverse proxy application that can be used for intranet penetration. It supports TCP, UDP, HTTP and HTTPS protocols. Official documents: https://gofrp.org/docs/ 2, Configuration steps 1. Configure ssh connection preparation Server: you need a server that can directly access the external network ...

Posted by vidyashankara on Sat, 05 Mar 2022 04:32:33 +0100

PostgreSQL PL / PgSQL control structure

The control structure of PL/pgSQL is the most important and useful part. In the actual working scenario, it is inseparable from the business processing logic. When writing PL/pgSQL, the control structure is used to operate data. The control structure supported by PL/pgSQL is almost the same as that of other languages, such as condition, loop, e ...

Posted by rea|and on Sat, 05 Mar 2022 04:26:03 +0100

Netty source code analysis 4:NioEventLoopGroup

Analysis of NioEventLoopGroup's parent class and interface function of its implementation NioEventLoopGroup maintains a group of nioeventloops internally. The relationship between them is somewhat similar to the relationship between thread pool and thread. Its class diagram is as follows: Iterable and ScheduledExecutorService are provided by ...

Posted by mosi on Sat, 05 Mar 2022 04:23:40 +0100

NatApp usage and WeChat official account development mode

(1) Internet mapping tool natapp is a reverse proxy software based on ngrok, which establishes a safe channel between the public network and the local Web server. The tool provides free network channels for Internet mapping. However, free domain names are randomly generated and will change every time they are started. If you need to pay fo ...

Posted by nrsh_ram on Sat, 05 Mar 2022 04:20:47 +0100