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Upgrade python in a virtualenv
... save the dependencies in a requirement file (pip freeze > requirements.txt) and make a backup of it somewhere else. If anything goes wrong, you can still create a new virtualenv and install the old dependencies in it (pip install -r requirements.txt).
Updated: I changed the answer 5 months afte...
Git Diff with Beyond Compare
...
Funny thing is, 'git difftool file.txt' and 'git mergetool file.txt' are working ok, so I switched to those. But 'git diff file.txt' is now busted (before it used to show me the default console diff). Now it gives me 'error: cannot spawn bc3: No such file or d...
How do I join two paths in C#?
... the example below:
string basePath = @"c:\temp";
string filePath = "test.txt";
string combinedPath = Path.Combine(basePath, filePath);
// produces c:\temp\test.txt
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What does f+++++++++ mean in rsync logs?
...tput from rsync for various scenarios:
>f+++++++++ some/dir/new-file.txt
.f....og..x some/dir/existing-file-with-changed-owner-and-group.txt
.f........x some/dir/existing-file-with-changed-unnamed-attribute.txt
>f...p....x some/dir/existing-file-with-changed-permissions.txt
>f..t..g..x s...
Read a file in Node.js
...it doesn't work using just a plain stringy path, like ../someFolder/myFile.txt?
– Miguel Péres
Dec 14 '17 at 17:43
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Make xargs execute the command once for each line of input
...haracter instead of whitespace. Here's an example:
echo "file with space.txt" | xargs -L 1 ls
ls: file: No such file or directory
ls: with: No such file or directory
ls: space.txt: No such file or directory
A better solution is to use tr to convert newlines to null (\0) characters, and then use ...
Cmake vs make sample codes?
...ring if there was any sample code for Makefile s ( make ) and CMakeLists.txt ( cmake ) that both do the same thing (the only difference being that one is written in make and the other in cmake ).
...
The difference between sys.stdout.write and print?
...s a file using the "chevron" form. For example:
print >> open('file.txt', 'w'), 'Hello', 'World', 2+3
See: https://docs.python.org/2/reference/simple_stmts.html?highlight=print#the-print-statement
In Python 3.x, print becomes a function, but it is still possible to pass something other t...
Change URL parameters
... temp = "&";
}
}
}
var rows_txt = temp + "" + param + "=" + paramVal;
return baseURL + "?" + newAdditionalURL + rows_txt;
}
Function Calls:
var newURL = updateURLParameter(window.location.href, 'locId', 'newLoc');
newURL = updateURLParameter(newU...
Write bytes to file
...4 = new byte[6];
FileStream f1;
f1 = new FileStream("test.txt", FileMode.Create, FileAccess.Write);
// write the byte array into a new file
f1.Write(b1, 0, 6);
f1.Close();
// read the byte array
f1 = new FileStream("test.txt", FileMode.Open,...