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如何使用双引号作为字段分隔符?
awk -v val=$num 'BEGIN { FS='"';}{}'
我正在使用上面的语句,但是遇到了错误。
两种方式:
awk -v val=$num -F'"' '{}' awk -v val=$num 'BEGIN { FS="\"";}{}'
Can anyone point the difference between the List and List<Object> in Java.
List
List<Object>
Also how does java differentiate the old collections and new Generic supported classes ?
How do