is_file() will return false if the given path points to a directory. file_exists() will return true if the given path points to a valid file or directory. So it would depend entirely on your needs. If you want to know specifically if it’s a file or not, use is_file(). Otherwise, use file_exists().
General way: ##text=List of strings to be written to file with open(‘csvfile.csv’,’wb’) as file: for line in text: file.write(line) file.write(‘\n’) OR Using CSV writer : import csv with open(<path to output_csv>, “wb”) as csv_file: writer = csv.writer(csv_file, delimiter=”,”) for line in data: writer.writerow(line) OR Simplest way: f = open(‘csvfile.csv’,’w’) f.write(‘hi there\n’) #Give your csv text … Read more
You can simply do the following : $fi = new FilesystemIterator(__DIR__, FilesystemIterator::SKIP_DOTS); printf(“There were %d Files”, iterator_count($fi));
How can I create new File (from java.io) in memory , not in the hard disk? Maybe you are confusing File and Stream: A File is an abstract representation of file and directory pathnames. Using a File object, you can access the file metadata in a file system, and perform some operations on files on … Read more
How about: echo “hello” >> <filename> Using the >> operator will append data at the end of the file, while using the > will overwrite the contents of the file if already existing. You could also use printf in the same way: printf “hello” >> <filename> Note that it can be dangerous to use the … Read more
.pyc contain the compiled bytecode of Python source files. The Python interpreter loads .pyc files before .py files, so if they’re present, it can save some time by not having to re-compile the Python source code. You can get rid of them if you want, but they don’t cause problems, they’re not big, and they … Read more
FileUtils.touch looks like what it does, and mirrors* the touch command: require ‘fileutils’ FileUtils.touch(‘file.txt’) * Unlike touch(1) you can’t update mtime or atime alone. It’s also missing a few other nice options.
I tend to just load the entire buffer as a raw memory chunk into memory and do the parsing on my own. That way I have best control over what the standard lib does on multiple platforms. This is a stub I use for this. you may also want to check the error-codes for fseek, … Read more
To use shutil.copy: import pathlib import shutil my_file = pathlib.Path(‘/etc/hosts’) to_file = pathlib.Path(‘/tmp/foo’) shutil.copy(str(my_file), str(to_file)) # For Python <= 3.7. shutil.copy(my_file, to_file) # For Python 3.8+. The problem is pathlib.Path create a PosixPath object if you’re using Unix/Linux, WindowsPath if you’re using Microsoft Windows. With older versions of Python, shutil.copy requires a string as its … Read more
if this structure is to be used by some other file func.c how to do it? When a type is used in a file (i.e. func.c file), it must be visible. The very worst way to do it is copy paste it in each source file needed it. The right way is putting it in … Read more