In order to omit the byte order mark (BOM), your stream must use an instance of UTF8Encoding other than System.Text.Encoding.UTF8 (which is configured to generate a BOM). There are two easy ways to do this: 1. Explicitly specifying a suitable encoding: Call the UTF8Encoding constructor with False for the encoderShouldEmitUTF8Identifier parameter. Pass the UTF8Encoding instance … Read more
Read all file content. Make a replacement with String.Replace. Write content back to file. string text = File.ReadAllText(“test.txt”); text = text.Replace(“some text”, “new value”); File.WriteAllText(“test.txt”, text);
Try this: require ‘open-uri’ open(‘image.png’, ‘wb’) do |file| file << open(‘http://example.com/image.png’).read end
Misspellings are irritating, aren’t they? Check your spelling of empty, but then also try this: #!/bin/bash -e if [ -s diff.txt ]; then # The file is not-empty. rm -f empty.txt touch full.txt else # The file is empty. rm -f full.txt touch empty.txt fi I like shell scripting a lot, but one disadvantage of … Read more
os.rename(), os.replace(), or shutil.move() All employ the same syntax: import os import shutil os.rename(“path/to/current/file.foo”, “path/to/new/destination/for/file.foo”) os.replace(“path/to/current/file.foo”, “path/to/new/destination/for/file.foo”) shutil.move(“path/to/current/file.foo”, “path/to/new/destination/for/file.foo”) Note that you must include the file name (file.foo) in both the source and destination arguments. If it is changed, the file will be renamed as well as moved. Note also that in the first two … Read more