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Tag: detection

Regular expression detects if the IP address and port number are legal

Regular expressions to check whether the IP address and port number are legal, the code is as follows:

Regular expressions to detect IP address

public static bool CheckAddress(string s)

October 18, 2021By Simo Regexp and legal, detection, expressions, IP addresses, numbers, ports, regularLeave a Comment

Error detection efficiency (CRC, checksum, etc.)

I have a hypothetical situation of sending data units, each data unit has a kilobyte. The failure rate is very small, but when an error occurs, it is unlikely to be a single Bit errors, and more li

October 17, 2021By Simo Os Theory check, CRC, detection, efficiency, error, etc.Leave a Comment

Hibernate – C3P0 deadlock detection – thread run too frequent

We are using Hibernate and the c3p0 connection pool library. So far, this combination works well, until recently we decided to increase maxPoolSize to 1000 and perform a lot of stress testing on ou

October 12, 2021By Simo Hibernate c3p0, dead lock, detection, frequent, Hibernate, operation, thread, tooLeave a Comment

Express – Detecting movement in a group reaction

How should I detect mobile devices in reactjs express? I use mobile-detect to determine whether to move or not but first I use const md = new MobileDetect(window.navigator.userAgent) to implement i

October 11, 2021By Simo Wireless assignment, detection, Express, Medium, movement, reactionLeave a Comment

How to batch detection domain names or URLs have been sealed in WeChat browser? – Xiaofang domain detection

Introduction to domain name detection technology

The main user of WeChat domain name detection technology is the anti-blocking of WeChat domain names. WeChat’s transformation has been valued

October 11, 2021By Simo Browser browser, bulk, detection, domain name, gram, How to, Medium, no, or, sealed, test, Website, WeChatLeave a Comment

IOS – detection GMSMapView zoom

Is there a way to detect zoom (pinch and double click) in this Google Map Services component?

– (void)mapView:(GMSMapView *)mapView willMove:(BOOL)gesture The above method will cause fire reg

October 9, 2021By Simo IOS detection, gmsmapview, IOS, ZoomLeave a Comment

Android safety test (3) application integrity detection

Two, app application integrity
1. Test environment

2. Operation steps

The first step: Place the apk to be detected in apktool.jar

Step 2: In cmd command line mode, enter the path

October 7, 2021By Simo Android Android, application, detection, integrity, security, test, threeLeave a Comment

Mysql – Detect lock table (locked by lock table)

Is there a way to detect locked tables in MySQL? I mean the table locked by the LOCK TABLE table WRITE/READ command.

(Please note that readers interested in detecting named locks acquired usi

October 4, 2021By Simo Mysql detection, lock, locking, mysql, tableLeave a Comment

Image processing – use Webcam to detect HeartBeat?

I am trying to create an application that can use your computer webcam to detect heartbeat. I started writing code and developing this code in 2 weeks, and I have completed it so far

How does

October 2, 2021By Simo Monitoring detection, Heartbeat, Image processing, use, WebcamLeave a Comment

TVOS – Test the volume and home button on the SIRI remote control

It is relatively simple to detect some keys on the tvOS Siri remote: the pause/play button, the touchpad area, and the MENU button with a little effort. But there seems to be no way to detect or co

September 27, 2021By Simo Game button, detection, home page, remote control, siri, TVOS, volumeLeave a Comment

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