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c++ - VS2017 fstream.write() always outputs an extra 0x0d in the middle?

{Code...} VS2017, Win10SDK, Win7 x64 system Release x86 (Win32). What is going on? Is it a case or a BUG? Supplement: It seems that when the number of output bytes is greater than or equal to 19, there will be more in the middle. Outputs a 0x0d, and output less than 19 bytes will not cause problems

天蓬老师 2017-05-16 13:27:22

How can a C++ program written in vs2017 be copied to Qt Creator without reporting an error? Please let me know.

This is a piece of code I found online, and it is no problem to put it in vs2017. Most header files cannot be used in Qt, and some keywords cannot be used in Qt. Errors and warnings will be reported. Qt can be programmed under window. How to solve this problem {code... } Error message: C:Use...

高洛峰 2017-05-31 10:40:01

Ways to fix issue 2003 (HY000): Unable to connect to MySQL server 'db_mysql:3306' (111)

I recently tried to containerize my FastAPIPython server (also for replication/doubling purposes). Before, I had just a MySQL server in a Docker container and everything was fine, but when I also made my web server a service, it couldn't connect to the MySQL server, so now the application doesn't wo...

P粉178132828 2023-09-05 11:18:47

Experiment with sorting after query limit

So this is my first question here, please forgive me if something is wrong. I'm trying to make a sort query based on constraints. So there is a Customers table with 90 records. I want to first perform a query limited to 3 records, and then sort the results of this query by a column called ContactNam...

P粉237125700 2023-09-05 14:46:42

CSS Grid: Create new row when child content overflows column width

I have a two column layout based on CSS grid. When the content of the second column exceeds 1fr I want to create a new row. As it currently stands, the content simply overflows the column. One requirement of this layout is that the items in the right menu column are in one row. I achieve this with: ...

P粉212114661 2023-09-05 15:18:28

PHP full text search functionality using AND, OR and NOT operators

Newbie question: I'm trying to implement a full text search on a search string using php and eloquent. $searchstring="+(victimsuspect)+crime-covid";$searchresult=RssItem::whereRaw("MATCH(description)AGAINST('$searchstring'INBOOLEANMODE)")->ge

P粉076987386 2023-09-05 15:06:32

Shortest way to convert all PHP types to string

I'm writing a general system that I hope can one day be applied to fields like medicine (i.e. it's "scientific"). I think the best way is to represent all the data in php with strings (true will be "true", false will be "false" and so on). The reason for this is that in...

P粉369196603 2023-09-05 15:34:44