iOS Simulator (version 10.0) the simulator starts. Select iphone X in the device, and the simulator displays black screen. Other models of iphone display normally. The version of xcode is Version 9.4 (9F1027a) . ...
helloworld, simulator cannot be run after android studio3.0.1 is installed, userdata.img file cannot be found in error start to learn Android, can not run the first program, tried several different simulators are not good, please help to have a look...
I used a program as a development template in github by downloading it locally. based on this template, I made a lot of changes. (delete, add and modify) now the original developer has made a large-scale update to the program template. I would lik...
there are multiple index , recording product data, each index recent 20g large I want to summarize each of these index , such as all merchants statistics in an index and save them to the new index , but the aggs query cannot be paged. I kno...
tools mysql (engine innoDB, isolation level REPEATABLE-READ) scenario (there are two operations in a transaction) Update the total score value in the user table; insert the change log of the credit record (key field: current change integral sco...
problem description node.js+sequelize implements data addition, deletion, modification and query the environmental background of the problems and what methods you have tried the front page looks like this "aa " cannot get: related codes P...
I render the arrays in data to each swiper-item , and then set to load only 10 swiper-item when entering the interface for the first time. When you slide to the ninth swiper-item , run the load function to get 10 new pieces of data, and then conc...