Hello, everyone mybatis ...
do an activity for the customer now the table has added 100w items of data a day can you save it for me if you want to ask ...
every time I go to an interview, this kind of question is always not answered well, and the answer on the Internet is too general I would like to ask all the experts, how to talk about this kind of question from the project ...
has been working for 8 years, it is absolutely no problem to write business code in php, and I also know something about architecture. I know how to deal with high concurrency and database optimization, and there are some deficiencies in system tuning or...
in a high concurrency environment, how to write a record to MySQL5.5 with PHP and how to return the id? of the record just inserted High concurrency High concurrency High concurrency how to return the id? of the record currently inserted MySQL ve...
see a saying on the Internet < hr > Sequential IO mode (Queue Mode) concurrent IO mode (Burst Mode): disk controller may issue a series of IO commands to the disk group at a time, which is called sequential IO; if the disk group can only execute one...
is the transaction in which multiple methods in the same class call annotations to each other the same wrote a method with a lot of rows, and there are a lot of operations on the database, and now you want to propose these operations as separate metho...
problem description suppose there are two operations, one is to refresh the list and the other is to delete data. I hope that after successfully deleting the data, I will be able to trigger the refresh of the list. the environmental background of th...
problem description the third-party service jumps back to a page in the application that cannot be loaded. Nginx reported 405 the environmental background of the problems and what methods you have tried problem environment: The server is in th...
for example, the following code mainly restricts the input. var cpLock; $( -sharpinput ).on( compositionstart , function(e) { cpLock = true; }); $( -sharpinput ).on( compositionend , function(e) { cpLock = false; }); $( -sharpinput )....
ashamed, ashamed, the same problem, slightly change the conditions, suffering, can always abuse me over and over again Let s start with the code, which is the processing in the parent request, where the parent request waits for the return result of t...