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How to create a new file together with missing parent directories?
... with a path string which contains a parent directory, i.e. new File("file.txt").getParentFile() returns null, new File("dir/file.txt").getParentFile() returns the same as new File("dir")
– Zoltán
Nov 21 '14 at 9:38
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Read only the first line of a file?
... the .readline() method (Python 2 docs, Python 3 docs):
with open('myfile.txt') as f:
first_line = f.readline()
Some notes:
As noted in the docs, unless it is the only line in the file, the string returned from f.readline() will contain a trailing newline. You may wish to use f.readline().s...
How to copy file from HDFS to the local file system
...ystem directory path>
Ex:
My files are located in /sourcedata/mydata.txt
I want to copy file to Local file system in this path /user/ravi/mydata
hadoop fs -get /sourcedata/mydata.txt /user/ravi/mydata/
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How can I redirect the output of the “time” command?
... But parenthesis will group that as a one command. Ex: time ls > file1.txt In arguments, 0 = time 1 = "ls > file1.txt"
– sganesh
Mar 9 '10 at 12:49
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Changing all files' extensions in a folder with one command on Windows
...cursively apply a command to matching files. For example:
for /R %x in (*.txt) do ren "%x" *.renamed
will change all .txt extensions to .renamed recursively, starting in the current directory.
%x is the variable that holds the matched file names.
And, since you have thousands of files, make sure ...
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从理性上看，这是必然之举。一个美元基金合伙人对36氪说，前段时间他碰到自己投的一...
Writing Unicode text to a text file?
... any way I can actually print the symbols that are there? I guess not to a txt file, right, but maybe to something else?
– simon
May 18 '11 at 16:55
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Difference between java.io.PrintWriter and java.io.BufferedWriter?
... new BufferedWriter (
new FileWriter("somFile.txt")));
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How do you sign a Certificate Signing Request with your Certification Authority?
... # Location for new certs after signing
database = $base_dir/index.txt # Database index file
serial = $base_dir/serial.txt # The current serial number
unique_subject = no # Set to 'no' to allow creation of
# several certificates with same subject.
Third, ...
Python Git Module experiences? [closed]
... p = subprocess.Popen(cmd, cwd=repoDir)
p.wait()
gitAdd('exampleFile.txt', '/usr/local/example_git_repo_dir')
This isn't fully incorporated into my program yet, but I'm not anticipating a problem, except maybe speed (since I'll be processing hundreds or even thousands of files at times).
Ma...