WebLogic has a remote code execution vulnerability (CVE-2023-21839/CNVD-2023-04389). Due to a flaw in the Weblogic IIOP/T3 protocol, when the IIOP/T3 protocol is turned on, an unauthenticated attacker is allowed to pass the IIOP/T3 protocol. Network access attacks pose security risks to WebLogic Server. If the vulnerability is successfully exploited, WebLogic Server may be taken over […]
Tag: pear
Centos8 compiles and installs nginx. When starting nginx, an error message appears. Job for nginx.service failed because the control process exited with error.
nginx compilation and installation Official source code package download address https://nginx.org/en/download.html Example: Compile and install #1. Install related packages [root@test1 ~]# yum -y install gcc pcre-devel openssl-devel zlib-devel #Source code installation requires preparing a standard compiler in advance [root@test1 ~]# useradd -s /sbin/nologin nginx [root@test1 ~]# cd /usr/local/src/ #2. Unzip the package [root@test1 src]# tar […]
AND or XOR bitwise operations (numbers that appear only once)
And & amp; operation The AND operation is when two binary numbers are compared, if they are both 1, it is 1, and as long as 0 is encountered, it is 0. Perform AND operation as follows: 2 and 5 Then the binary system of 2 is 10, and the binary system of 5 is […]
Detailed restoration of one of the reasons why Elasticsearch cluster sharding appears unassigned
Personal homepage: IT Pindao_Big data OLAP system technology stack, Apache Doris, Clickhouse technology-CSDN blog Private chat with bloggers: Join the big data technology discussion group chat to get more big data information. Blogger’s personal B stack address: Brother Bao teaches you about big data’s personal space – Brother Bao teaches you about big data personal […]
The ruoyi framework front-end modifies the message disappearance time
Modification tutorial Open the modal.js file, find Message.success, and then set the parameters. The unit is 1000=1 second. //The parameters that can be set are as follows export interface ElMessageOptions { /** Message text */ message: string | VNode /** Message type */ type?: MessageType /** Custom icon’s class, overrides type */ iconClass?: string /** […]
QT realizes that the pop-up prompt box slowly fades and disappears
Refer to the original text: qt message pop-up box, no frame, disappears slowly and automatically The code was modified based on the original author’s instructions, and bugs such as the prompt box not being centered horizontally, the color modification being invalid due to the influence of the parent class during use, and the timer not […]
Use the Intersection Observer API to detect whether an element appears in the visual window
Use the Intersection Observer API to detect whether an element appears in the visual window API interpretation: The Intersection Observer API provides a method to asynchronously detect changes in the intersection of a target element and its ancestor element or viewport (collectively referred to as the root element). Note: Because this API is asynchronous, it […]
Gantt chart component DHTMLX Gantt use case – how to customize the new appearance of tasks, month marks and grid
dhtmlxGantt is a full-featured Gantt chart for cross-browser and cross-platform applications. The most complete Gantt chart library for all project management application needs. This article will reveal the typical use cases of DHTMLX Gantt customization, including custom tasks, the new appearance of the grid, etc., to demonstrate the power of its functions! DHTMLX Gantt official […]
javascript:void appears on the web page, and there is javascript in the lower left corner of the page
Hello everyone, the editor will answer your question about why the exclamation mark appears in the lower left corner of the web page. Many people still don’t know that javascript appears in the lower left corner of the computer browser, let’s take a look now! Table of Contents Introduction to JS JS consists of three […]
DASCTF-CBCTF-2023 Crypto partially reappears
Article directory ezRSA CB backpack I didn’t take part in the competition this time. I remembered the time wrongly. I took a look and found that if I tried it, I would probably only be able to solve those two simple questions. I’m still too good at it. EzRSA Topic description: from Crypto.Util.number import * […]