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Deleting a file in VBA
...ile, it does not exist!"
On Error Resume Next
aFile = "c:\file_to_delete.txt"
Kill aFile
On Error Goto 0
return Len(Dir$(aFile)) > 0 ' Make sure it actually got deleted.
If the file doesn't exist in the first place, mission accomplished!
...
File being used by another process after using File.Create()
...y need the file.Create method at all:
string filePath = @"c:\somefilename.txt";
using (StreamWriter sw = new StreamWriter(filePath, true))
{
//write to the file
}
The boolean in the StreamWriter constructor will cause the contents to be appended if the file exists.
...
How do you serve a file for download with AngularJS or Javascript?
...utton is clicked I would like to have the text offered for download as a .txt file. Is this possible using AngularJS or Javascript?
...
How can I tell how many objects I've stored in an S3 bucket?
...t to a text file.
s3cmd ls -r s3://logs.mybucket/subfolder/ > listing.txt
Then in linux you can run a wc -l on the file to count the lines (1 line per object).
wc -l listing.txt
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imp...
How can I run a program from a batch file without leaving the console open after the program starts?
... this batch-file will wait until notepad exits:
@echo off
notepad c:\test.txt
However, this won't:
@echo off
start notepad c:\test.txt
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foll...
Best Practices: working with long, multiline strings in PHP?
...
I use templates for long text:
email-template.txt contains
hello {name}!
how are you?
In PHP I do this:
$email = file_get_contents('email-template.txt');
$email = str_replace('{name},', 'Simon', $email);
...
Is it possible to use pip to install a package from a private GitHub repository?
...Putting git+ssh://git@github.com/echweb/echweb-utils.git into requirements.txt works too, which is awesome.
– Avindra Goolcharan
Feb 29 '16 at 13:53
3
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How can you zip or unzip from the script using ONLY Windows' built-in capabilities?
...
Tar
Windows 10 includes tar.exe:
# example 1
tar.exe -a -c -f out.zip in.txt
# example 2
tar.exe -x -f out.zip
https://techcommunity.microsoft.com/t5/containers/-/ba-p/382409
If you have older Windows, you can still download it:
https://github.com/libarchive/libarchive/releases
PowerShell
# examp...
Bash history without line numbers
...isplay the contents of a file with $0
$ awk '{print $0}' /tmp/hello-world.txt
Hello World!
[Ex] Using awk to display the contents of a file without explicit $0
$ awk '{print}' /tmp/hello-world.txt
Hello World!
[Ex] Using awk when the history line spans multiple lines
$ history
11 clear
...
Does disposing streamreader close the stream?
... following:
Stream stream = null;
try
{
stream = new FileStream("file.txt", FileMode.OpenOrCreate);
using (StreamWriter writer = new StreamWriter(stream))
{
stream = null;
// Use the writer object...
}
}
finally
{
if(stream != null)
stream.Dispose();
}
...