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.NET Format a string with fixed spaces
...the .net framework you target).
string value = "String goes here";
string txt1 = $"{value,20}";
string txt2 = $"{value,-20}";
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Find duplicate lines in a file and count how many time each line was duplicated?
...ll" I used the command mentioned below to achieve this
Get-Content .\file.txt | Group-Object | Select Name, Count
Also we can use the where-object Cmdlet to filter the result
Get-Content .\file.txt | Group-Object | Where-Object { $_.Count -gt 1 } | Select Name, Count
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How do I get the path of the assembly the code is in?
...eturn: c:\My Directory This means that File.Exists("c:\My Directory\MyFile.txt") will return false as the correct path is actually "c:\My%20Directory\MyFile.txt" I came across this as our SVN paths have spaces in them and when we check them out it encodes the spaces.
– row1
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How to print to stderr in Python?
... following result when run on the command line:
$ python3 foo.py > bar.txt
I print to stderr by default
and bar.txt will contain the 'hello world' printed on stdout.
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How can I upgrade specific packages using pip and a requirements file?
...use this pip-upgrader which also updates the versions in your requirements.txt file for the chosen packages (or all packages).
Installation
pip install pip-upgrader
Usage
Activate your virtualenv (important, because it will also install the new versions of upgraded packages in current virtualenv).
...
Hidden features of Windows batch files
..., I'm thankful for it.
FOR /F "eol=; tokens=2,3* delims=, " %i in (myfile.txt) do @echo %i %j %k
would parse each line in myfile.txt, ignoring lines that begin with a semicolon, passing the 2nd and 3rd token from each line to the for body, with tokens delimited by commas and/or spaces.
Notice the...
sed command with -i option failing on Mac, but works on Linux
...on you need to provide an extension for your backups.
If you have:
File1.txt
File2.cfg
The command (note the lack of space between -i and '' and the -e to make it work on new versions of Mac and on GNU):
sed -i'.original' -e 's/old_link/new_link/g' *
Create 2 backup files like:
File1.txt.ori...
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!
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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.
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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?
...