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Git keeps asking me for my ssh key passphrase
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Can you explain what happen to this script?
– LeeR
Oct 31 '18 at 4:54
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Delete all lines beginning with a # from a file
...use
sed -i '/^\s*#/ d'
Usually, you want to keep the first line of your script, if it is a sha-bang, so sed should not delete lines starting with #!. also it should delete lines, that just contain only a hash but no text. put it all together:
sed -i '/^\s*\(#[^!].*\|#$\)/d'
To be conform with ...
How to remove EXIF data without recompressing the JPEG?
...e same thing. I just thought I'd add a comment here for Ubuntu users: The script is available in the Ubuntu repos as libimage-exiftool-perl: sudo apt-get install libimage-exiftool-perl
– user605331
Aug 9 '11 at 13:02
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Does deleting a branch in git remove it from the history?
... that reflog for a branch would be lost.
There is also git-resurrect.sh script in contrib/ which helps find traces of a branch tip with given name and resurrect (undelete) it.
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How can I set NODE_ENV=production on Windows?
...amp; node app. More conveniently configure your package.json accordingly: "scripts": { "start": "set NODE_ENV=production && node app" }.
– Amberlamps
Oct 20 '14 at 13:03
5
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How to delete all rows from all tables in a SQL Server database?
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I had to delete all the rows and did it with the next script:
DECLARE @Nombre NVARCHAR(MAX);
DECLARE curso CURSOR FAST_FORWARD
FOR
Select Object_name(object_id) AS Nombre from sys.objects where type = 'U'
OPEN curso
FETCH NEXT FROM curso INTO @Nombre
WHILE (@@FETCH_STATUS &...
How to execute XPath one-liners from shell?
... package, but as a jar file. Syntax (which you can easily wrap in a simple script) is
java net.sf.saxon.Query -s:source.xml -qs://element/attribute
2020 UPDATE
Saxon 10.0 includes the Gizmo tool, which can be used interactively or in batch from the command line. For example
java net.sf.saxon.Gi...
How to assert two list contain the same elements in Python? [duplicate]
... fail due to the order difference of the two lists
Here a little example script.
import unittest
class TestListElements(unittest.TestCase):
def setUp(self):
self.expected = ['foo', 'bar', 'baz']
self.result = ['baz', 'foo', 'bar']
def test_count_eq(self):
"""Wil...
What are '$$' used for in PL/pgSQL
...tions. It can be used to replace single quotes practically anywhere in SQL scripts.
The body of a function happens to be a string literal which has to be enclosed in single quotes. Dollar-quoting is a PostgreSQL-specific substitute for single quotes to avoid quoting issues inside the function body....
How can I generate a diff for a single file between two branches in github
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I used nulltoken's answer to put together a simple convenience script for pulling up a diff between two commits on GitHub from the command line.
You can find the full script on gist, but here are the good bits:
# Parse the following patterns for repo urls to get the github repo url
# h...