Why struct.calcsize ( "5id ") is 32? struct RateInfo { time_t time; int open; int high,low,close; double vol; }; requires a struct such a...
type Goods struct { IDAutoModel CategoryIDModel NameModel DescriptionModel Stores uint64 `json:"stores"` MinScore uint64 `json:"min_score"` ...
I have successfully built the svn library, and now I want to submit the public folder. Now there are three folders under the public directory. There are data,static and images,. I don t want to submit images to svn. I ve been working on it for two day...
it s not issue, for egg. It s about separating the front and rear ends with SPA or using template engines for back-end rendering . Front-end projects are becoming more and more complex, and SPA is very good for development efficiency and suitable f...
first describe the background of the problem: we have made a video-like personal network. The solution is to upload the video to the backend of the project (on Ali s ECS CVM) in the browser and upload it to oss at the backend. When playing the video, th...
what do you usually consider when adding an index? I usually add an index by querying a few fields in the where clause and adding an index to those fields. ...
continuous reading of small files, BufferedInputStream seems to create a new one for each file, can you create it only once, and then read the next file after reading this file? is there any way to do this? ...