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Делать упор на фреймворки express, koa
Или же лучше копаться в самой ноде.
На собесе на что вообще упор делают?
Size: a a a
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window.$$ = s => [...document.querySelectorAll(s)]
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window.$$ = s => [...document.querySelectorAll(s)]
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rm -f example.dbстворив таблицю
sqlite3 example.db 'PRAGMA foreign_keys=on; CREATE TABLE loadbalance(id INTEGER PRIMARY KEY, usedMachines TEXT, totalMachinesCount INTEGER);'
sqlite3 example.db 'INSERT INTO loadbalance (usedMachines, totalMachinesCount) VALUES ("1", 1);'
sqlite3 example.db 'INSERT INTO loadbalance (usedMachines, totalMachinesCount) VALUES ("2", 2);'
sqlite3 example.db 'PRAGMA foreign_keys=on; CREATE TABLE machine(id INTEGER PRIMARY KEY, isWork INTEGER, loadbalance_id INTEGER,FOREIGN KEY (loadbalance_id) REFERENCES loadbalance(id));'
sqlite3 example.db 'INSERT INTO machine (isWork, loadbalance_id) VALUES (1,1);'
select loadbalance.id, loadbalance.usedMachines, loadbalance.totalMachinesCount, machine.id from machine LEFT JOIN loadbalance ON loadbalance_id=machine.id;
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id isWork loadbalance_id id usedMachines totalMachinesCount
---------- ---------- -------------- ---------- ------------ ------------------
1 1 1 1 1 1
1 1 1 2 2 2