Prevent header from being updated after calling reloadData?

I have a UITableView with a custom header that maintains some state.When I call reloadData to change/update the data in the UITableView, the header gets reloaded too.Is the开发者_JS百科re any way to p

别墅装修一般多少钱啊？？

明明是她对不对 2022-03-06 08:39 别墅的装修这一块，我想大家都是清楚的，动辄就是几十万的支出，还是相对较少的支出，很多业主都不清楚这几十万到底用在了哪些地方，其实别墅装修的费用很好计算，可以根据自身

Is there a way to have three way habtm associations in rails / activerecord?

Often three (or more) way associations are needed for habtm associations. For instance a permission model with roles.

扑开头的成语有哪些啊？？

wangliqxm 2022-03-06 11:48 决胜千里、决一死战、决一雌雄、决一胜负、决胜庙堂、决疣溃痈、决痈溃疽、决狱断刑、决胜之机、决策千里、决不待时、决断如流、决命争首、决战千里、决胜于千里之外等。一、决胜千

How do I use .find for the last five days in ruby on rails?

Have a model called contact_email.date_sent I want to be able to run a report which displays all those where the date_sent range is between date.today and date.today 5 days ago.

去日本签证多少钱啊？？

谭志勇 2022-03-06 08:49 日本签证申请材料的审查一般需要6个工作日。根据使馆具体情况，有时可能会延长审查时间。使领馆的手续费：200元，旅行社手续费不计其中。

How do I figure out the font family and the font size of the words in a pdf document?

How do I fi开发者_运维技巧gure out the font family and the font size of the words in a pdf document? We are actually trying to generate a pdf document programmatically using iText, but we are not sure

鹿晗电影陈奕迅的歌是什么？

猛火单灶价格？？

阿宝hah 2022-03-08 00:23 开发者_运维技巧 产品不同，厂家不同，价位不同

Select a distinct record, filtering is not working

Hello EVery I am new to SQl. query to result in the following records. I have a table with records as c1c2c3c4c5c6