我在同一级目录folder1和文件夹2下有两个文件夹,现在我尝试将folder1中的所有图像转换为folder2并使用相同的文件名.这是我现在拥有的:
for f in folder1/*.jpg
do
convert $f -resize 80%X80% +profile "*" -quality 85 folder2/$f
done
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它会从它试图转换的每个文件中抛出以下消息:convert:无法打开图像`folder1/folder2/st-3474827-1.jpg':没有这样的文件或目录@ blob.c/OpenBlob/2440.
我知道它的目录问题,但谷歌两天已经不知道如何解决它.你能帮帮我吗?
为什么第一个SQL语句不执行,第二个SQL语句不执行?
1.
select e.employee_id, e.last_name, e.salary as "SALARY"
from employees e
where employees.salary > (select avg(salary) from employees)
order by SALARY;
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2.
select e.employee_id, e.last_name, e.salary as "SALARY"
from employees e
where e.salary > (select avg(salary) from employees)
order by SALARY;
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