HTTP status code, response header, request header

1. Status code in Chinese 100: “Continue”, 101: “Exchange Agreement”, 200: “OK”, 201: “Created”, 202: “Accept”, 203: “Non-authoritative information”, 204: “No content”, 205: “Reset content”, 206: “Part of the content”, 300: “Multiple selection”, 301: “Moved permanently”, 302: “Found”, 303: “See others”, 304: “Not modified”, 305: “Use proxy”, 307: “Temporary Redirect”, 400: “Bad Request”, 401: “Unauthorized”, […]

(5) SpringMVC handles Ajax requests carrying JSON format (“key”:value) request data

SpringMVC handles Ajax Reference article Common formats for data exchange, such as JSON format and XML format How to carry request parameters The request parameters sent by the browser to the server include name=value &…(key-value pair) and {key:value,…}(json object) Two formats URL requests and form GET requests will splice the request parameters to the end […]

Pikachu Range – Cross-Site Request Forgery (CSRF)

Article directory 1. Cross-site request forgery (CSRF) 1.1 CSRF(get) 1.2 CSRF(post) 1.3 CSRF Token 1.4 CSRF vulnerability defense 1. Cross-site request forgery (CSRF) You can also refer to my other article: Cross-site request forgery (CSRF) The full name is Cross-site request forgery, which translates as cross-site request forgery. It refers to using the victim’s identity […]

[Recommended topics for computer majors] Questionnaire system based on Java+jsp

Recommended subscription for wonderful columns: on the homepage below Author’s homepage: Computer graduate student Brother Article directory 1. Project introduction 2. Introduction to project functions 3. Development environment 4. System display 5. Code display 6. Project Summary You can help like, collect, follow and comment 1. Project introduction With the rapid development of society and […]

Two answers to questions about MISC

ONE glance-50 All I get here is a very long gif. Go to kali and run the following command to update and install. apt-get update apt-get install imagemagick Break the gif down into images. convert /home/kali/doing/9266eadf353d4ada94ededaeb96d0c50.gif /home/kali/doing/1/flag.png The following procedure is performed. Then I switch to the picture directory here and run the following command […]

GET, POST request third-party interface HttpClient calls tool class

GET request example: Map<String, String> params = new HashMap<>(); params.put(“grant_type”, “client_credential”); params.put(“appid”,”your own appid”); params.put(“secret”, “your own secret key”); String resultStr = HttpClientUtil.sendGet(url, params); POST JOSN request example: JSONObject params = new JSONObject(); params.put(“Third-party request parameters”, “Own input parameters”); params.put(“Third-party request parameters”, “Own input parameters”); params.put(“Third-party request parameters”, “Own input parameters”); params.put(“Third-party request parameters”, “Own […]

JS reverse engineering practice 23 – wss URL encryption + request header + ws sending and receiving in a certain city

Statement All content in this article is for learning and communication only. Packet capture content, sensitive URLs, and data interfaces have been desensitized. Commercial and illegal use is strictly prohibited. Otherwise, all consequences arising therefrom will have nothing to do with the author. If there is any infringement , please contact me to delete immediately! […]

MM-Camera architecture-ProcessCaptureRequest process analysis

Article directory processCaptureRequest\_3\_4 1.1 mDevice 1.2 mDevice->ops->process\_capture\_request 1.3 hardware to vendor mct\_shimlayer\_process\_event 2.1 mct\_shimlayer\_handle\_parm 2.2 mct\_shimlayer\_reg\_buffer processCaptureRequest_3_4 The sdm660 camera uses the camera hal 3.4 interface. Each preview frame is initiated by the camera service. Through the CameraDeviceSession::processCaptureRequest_3_4 interface of the camera HAL, the hal is notified to request a preview frame. hardware/interfaces/camera/device/3.4/default/CameraDeviceSession.cpp Return<void> CameraDeviceSession::processCaptureRequest_3_4( […]

[STM32 microcontroller] Design of automatic math question generator

Article directory 1. Function introduction 2. Software design 3. Experimental phenomena Contact the author 1. Function introduction This project uses STM32F103C8T6 microcontroller controller, using buttons, IIC OLED modules, etc. The main function: After the system is running, the OLED LCD displays the question generator startup interface. The default result range is 100. You can press […]