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完美解决phpcms批量移动内容后，新闻心情、评论排行等不更新的问题 - 更多...
...的评论、新闻心情全部丢失，这还不算差，后台评论排行列表数据仍然还是原内容的数据，url却是空链接了（原url已删除了）。
原因：内容移动后，catid发生了变化，而comment、mood相关的表中catid没有更新。
解决方法：只需...
谈谈创业公司技术的工作模式 - 资讯 - 清泛网 - 专注C/C++及内核技术
...好在发布时，如果改了除了程序以前的东西需要提供发布列表一并修改。
再以后随着项目的庞大和人员的扩充就需要借助更多的模式和辅助工具来寻找更适合自己的方式了。比如页面发布工具（前端可以直接发布IDC）、持续集...
Using .NET, how can you find the mime type of a file based on the file signature not the extension
... testing this code with IIS 7 and it hasn't been working for me. I have a CSV file that I'm testing. I've been changing the extension of the CSV (to .png, .jpeg, etc) and the mimetype changes with the extension (image/png, image/jpeg). I could be wrong, but it was my understanding that Urlmon.dll...
Filter rows which contain a certain string
...ics
# http://stat-computing.org/dataexpo/2009/the-data.html
df <- read_csv("Downloads/2008.csv")
print(dim(df))
# [1] 7009728 29
benchmark(
"str_detect" = {df %>% filter(str_detect(Dest, 'MCO|BWI'))},
"grepl" = {df %>% filter(grepl('MCO|BWI', Dest))},
replications = 10,
colum...
Cannot use Server.MapPath
....Combine(HttpContext.Current.Server.MapPath("/UploadedFiles/") + "FileName.csv"));
var csvWriter = new CsvWriter(textWriter, System.Globalization.CultureInfo.CurrentCulture);
csvWriter.WriteRecords(classVM);
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Why do I get a SyntaxError for a Unicode escape in my file path?
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f = open('C:\\Users\\Pooja\\Desktop\\trolldata.csv')
Use '\\' for python program in Python version 3 and above..
Error will be resolved..
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How to enter quotes in a Java string?
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This tiny java method will help you produce standard CSV text of a specific column.
public static String getStandardizedCsv(String columnText){
//contains line feed ?
boolean containsLineFeed = false;
if(columnText.contains("\n")){
containsLineFeed = true;...
普通码农和CTO之间的差距，就是这7点了 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...“舒适区”去探索新的技术，新的方法；把“非舒适区”转换成舒适区会拓展我们的知识面。这种不断探索的精神最后可能发展到——不仅仅停留在探索“IT技术”上，开始各种折腾，比如折腾电子制作、折腾写小说、折腾研究...
What is polymorphism, what is it for, and how is it used?
... object (like an import file) and then determining what type it is (Excel, CSV, YAML, SQL, etc. etc.). To do this one would need some sort of factory class for Class_Excel, Class_CSV to be called, or have a Reader class called. Either way, some sort of iterative if/then/else is going to have to be...
Where are the PostgreSQL logs on macOS?
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hmm, in my case it's stderr :/ sql result as csv here: pastebin.com/20C92z2v
– basilikode
Apr 3 '10 at 10:47
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