Background description Coders who do app back-end services know that many services are stateless, so-called stateless, here we can simply It is understood as (different from traditional web) there
Tag: intercept
Delphi – screenshot of the screen specific part of the screen
I am trying to take a screenshot of a specific part of the screen. Here are the coordinates of the part of the screen I want to “cut”:
Left: 442< br>Top: 440
Right: 792
Bottom: 520
That
Mysql string intercept
MySQL string interception functions: left(), right(), substring(), substring_index(). There are mid(), substr(). Among them, mid() and substr() are equivalent to the substring() function, and the f