对于UILabels,文本周围似乎有一个永久的空虚边界。尝试像
这样的事情label.layoutMargins = UIEdgeInsetsZero;
没有做任何事情,文本顶部和标签顶部之间的差距似乎与字体大小成比例。
有没有办法让差距消失?或者有没有办法知道差距有多大?
答案 0 :(得分:1)
这应该给你差距值:
data <- read.csv(('TOA5_10815.raw_data5411_2016_09_07_0900.dat'),
header = FALSE,
dec = ",",
col.names = c("Time", "Record", "Ux", "Uy", "Uz", "Ts", "Tc", "Tn", "To", "Tp", "Tq"),
skip = 4)
Tc = data$Tc
sum = 0
m = 18000
j = 5
for (k in 1:(m-j)){
inner = (Tc[[k]]-Tc[[k-j]])
sum = sum + inner
}
final = 1/(m-j)*sum