问题标签 [variable-width]

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1 回答
79 浏览

r - 使用 R 从满足每个 vendor_id 多个条件的大型数据集中提取行

使用 R 编程。我有超过 300 万的 Vendor_id、Bank_account_no 和 Date 的数据集。我想获取 Bank_account_no 更改的每个 vendor_id 的行,例如在三个月内从 X 到 X 到 X (至少三次,可能超过三次)到 Y (仅一次)到 X 。数据集的变化都是随机的,因此窗口不固定为每个 vendor_id 的行数。我使用 rle 函数来获取不同 Bank_account_no 的长度。考虑到我想为每个 vendor_id 运行此逻辑,不确定如何在 R 中为这么多行创建逻辑。可能是 data.table 可以帮助解决这个问题。输入如下:

输出应该是:

0 投票
0 回答
24 浏览

ios - 可变宽度 uicollectionview 的现有流布局

是否有任何现有的流布局可以支持用户可以在水平方向滚动图像集合但图像具有可变宽度和相同高度的集合视图?我有一种工作,但有时会随机间隔图像。谢谢。

0 投票
2 回答
51 浏览

wpf - WPF TextBox - how to stop width change with value

I have a problem setting my TextBox exactly as I need. I was reading similar questions here, but none of them have same requirements as me.

Basicaly I need text box with some MaxWidth to always try to fit the MaxWidth property. If user changes size of the window, it should shrink if needed, or grow up to the MaxWidth. But at the same time, I need it to be alignet to the left, to create this look: desired look

But when I set HorizontalAlignment to "Left" - the text box change width based on inner value. When I set HorizontalAlignment to "Stretch" - then the text box is in middle of the screen, not by left side next to the buttons.

I need some combination of these two properties, but I have no idea how I should do it.

I do not use GridColumns as my layout, as there are other problems, thanks to which I am not able to create my desired result.

Here is example of my ButtonEdit - which is TextBox with buttons:

Can someone help me please?

Thank you.