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Questions tagged [last-modified]

474 questions
174
votes
11 answers

How to find the most recent file in a directory using .NET, and without looping?

I need to find the most recently modified file in a directory. I know I can loop through every file in a folder and compare File.GetLastWriteTime, but is there a better way to do this without looping?.
Chris Klepeis
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103
votes
3 answers

How can I set the last modified time of a file from python?

I have a python script that downloads a file over FTP using ftplib. My current download code looks just like the example in the ftp lib docs: ftp.retrbinary('RETR README', open('README', 'wb').write) Now I have a requirement that the file…
jdeuce
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101
votes
6 answers

How to get File Created Date and Modified Date

I have an .NET EXE file . I want to find the file created date and modified date in C# application. Can do it through reflection or with IO stream?
griffithstratton
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99
votes
5 answers

Check last modified date of file in C#

I'm looking to find out a way of seeing when a file was last modified in C#. I have full access to the file.
Candyfloss
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84
votes
3 answers

What takes precedence: the ETag or Last-Modified HTTP header?

For two subsequent requests, which of the following two headers is given more weight by browsers should one of them change: ETag or Last-Modified?
user101442
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46
votes
2 answers

Which one to use : Expire Header, Last Modified Header or ETags

I am running PHP on Apache, and am confused about how to implement server-side caching, in order to make the site load faster. What is the difference between the Expires, Last-Modified and ETag headers, and which one should be used in what…
Avinash
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36
votes
6 answers

Is there a way to touch() a file in Amazon S3?

I'm currently working with Amazon S3 and I am writing a program that uses the modified dates. I'm looking for a way to edit the modified dates. I could loop trough all the files and save them as they are, but this sounds like a bad solution. In PHP…
Ron van der Heijden
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34
votes
6 answers

C++ How to check the last modified time of a file

I'm caching some information from a file and I want to be able to check periodically if the file's content has been modified so that I can read the file again to get the new content if needed. That's why I'm wondering if there is a way to get a…
Mr. Nicky
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33
votes
9 answers

How do I find the last modified file in a directory in Java?

How do I find the last modified file in a directory in java?
jumar
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26
votes
11 answers

How to check if directory contents has changed with PHP?

I'm writing a photo gallery script in PHP and have a single directory where the user will store their pictures. I'm attempting to set up page caching and have the cache refresh only if the contents of the directory has changed. I thought I could…
PHLAK
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25
votes
2 answers

Getting all files modified within a date range

We have a asp.net,C# application in which there is a requirement to get all the files whose date modified will be b/w startdate and enddate . How can we achieve this ? Also want to get all the files not modified for last 3 months ?
user339160
24
votes
2 answers

Get file modified date in VB.NET

I have a number of files in a folder, and I need to get the last modified date. So I used FDate = IO.File.GetLastWriteTime(FName) It works fine with some files, but on others, I get a date of 1/1/1601. But when I check the files in Windows…
Ianb
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22
votes
6 answers

How can I find the newest created file in a directory?

Is there an elegant way in Perl to find the newest file in a directory (newest by modification date)? What I have so far is searching for the files I need, and for each one get it's modification time, push into an array containing the filename,…
Tom Feiner
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22
votes
6 answers

Retrieve file creation or modification date

I'm using this piece of code to try to retrieve the last modified date of a file: NSError *error = nil; NSDictionary *attributes = [[NSFileManager defaultManager] attributesOfItemAtPath: myFilePath error:&error]; if (attributes != nil) { …
Robert
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22
votes
3 answers

Linux all files of folder modified yesterday

I have modified some files present in various folders in my webroot. This was development environment. Now I have to find all files modified yesterday to migrate to productions. Is there any way (Linux command) to list only those files modified…
Pawan
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