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Unix shell script to truncate a large file
...ally need a command to go along with the redirection:
$ echo foo > foo.txt
$ cat foo.txt
foo
$ > foo.txt
$ cat foo.txt
$
A simple redirection all by itself will clear the file.
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impr...
How can I use grep to find a word inside a folder?
...d find MobileAppServlet.java or MobileAppServlet.class or MobileAppServlet.txt; 'MobileAppASer*.*' is another way to do the same thing.)
To check more parameters use man grep command.
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impro...
Python: How to get stdout after running os.system? [duplicate]
...
import os
batcmd = 'dir'
result_code = os.system(batcmd + ' > output.txt')
if os.path.exists('output.txt'):
fp = open('output.txt', "r")
output = fp.read()
fp.close()
os.remove('output.txt')
print(output)
...
rsync: how can I configure it to create target directory on server?
...hat contains them then you would do:
rsync -rvv /path/to/data/myappdata/*.txt user@host:/remote/path/to/data/myappdata/
and it will create the myappdata directory for you on the remote machine to place your files in. Again, the data/ directory must exist on the remote machine.
Incidentally, my u...
PreparedStatement IN clause alternatives?
...iew looks like:
create or replace view in_list
as
select
trim( substr (txt,
instr (txt, ',', 1, level ) + 1,
instr (txt, ',', 1, level+1)
- instr (txt, ',', 1, level) -1 ) ) as token
from (select ','||aux_in_list.getpayload||',' txt from dual)
connect by lev...
FileSystemWatcher Changed event is raised twice
...ied one file at a time but if I modified two files at a time ( like copy 1.txt and 2.txt to copy of 1.txt and copy of 2.txt ) it would only raise one event not two as expected.
– Christopher Painter
Nov 16 '11 at 20:34
...
Node.js check if path is file or directory
...re('fs').promises;
(async() => {
const stat = await fs.lstat('test.txt');
console.log(stat.isFile());
})().catch(console.error)
Any Node.Js version
Here's how you would detect if a path is a file or a directory asynchronously, which is the recommended approach in node.
using fs.lst...
How do I use Nant/Ant naming patterns?
...ash (/) but single star (*) does not.
Let's say you have the files:
bar.txt
src/bar.c
src/baz.c
src/test/bartest.c
Then the patterns:
*.c matches nothing (there are no .c files in the current directory)
src/*.c matches 2 and 3
*/*.c matches 2 and...
“Unicode Error ”unicodeescape" codec can't decode bytes… Cannot open text files in Python 3 [duplica
...
The problem is with the string
"C:\Users\Eric\Desktop\beeline.txt"
Here, \U in "C:\Users... starts an eight-character Unicode escape, such as \U00014321. In your code, the escape is followed by the character 's', which is invalid.
You either need to duplicate all backslashes:
"C:\\U...
Creating a ZIP Archive in Memory Using System.IO.Compression
...hiveMode.Create, true))
{
var demoFile = archive.CreateEntry("foo.txt");
using (var entryStream = demoFile.Open())
using (var streamWriter = new StreamWriter(entryStream))
{
streamWriter.Write("Bar!");
}
}
using (var fileStream = new FileStream(@"C:\...