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Rails: Missing host to link to! Please provide :host parameter or set default_url_options[:host]
...ion_mailer.default_url_options though and that did the trick, as suggested by another commenter
– BooBailey
Sep 3 '17 at 21:41
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Eclipse “Invalid Project Description” when creating new project from existing source
...loading the project from source again, this time using the second project, by naming it with the correct name. Or, you could try refactoring the second project back to the first's name.
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SQL Server - stop or break execution of a SQL script
... fatal error', 20, -1) with log
This will terminate the connection, thereby stopping the rest of the script from running.
Note that both severity level 20 or higher and the WITH LOG option are necessary for it to work this way.
This even works with GO statements, eg.
print 'hi'
go
raiserror('Oh...
Running Python on Windows for Node.js dependencies
...out rebooting in between.
You can test whether you've done things right by doing the exact same thing the config script is trying to do: Before running npm, try running %PYTHON%. If you've done it right, you'll get a Python interpreter (which you can immediately quit). If you get an error, you ha...
Unzip a file with php
... tutorial somewhere online? In that case, good job trying to figure it out by yourself. On the other hand, the fact that this code could actually be published online somewhere as the correct way to unzip a file is a bit frightening.
PHP has built-in extensions for dealing with compressed files. The...
How to scroll to an element inside a div?
... parent (the scrolling div container):
var myElement = document.getElementById('element_within_div');
var topPos = myElement.offsetTop;
The variable topPos is now set to the distance between the top of the scrolling div and the element you wish to have visible (in pixels).
Now we tell the div to...
What do I need to do to get Internet Explorer 8 to accept a self signed certificate?
... To update the certificate to the correct URL use this blog: robbagby.com/iis/… - the crux is use a 3rd party exe (selfssl.exe) and create a certificate (and assign it to the site) with a custom URL.
– Russell
Jan 6 '12 at 1:45
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Simple Vim commands you wish you'd known earlier [closed]
...
@JoséRamón But it does show it on the screen by default if you enter vim without opening a file. Was this added recently? I can clearly remember trying vim years ago and it was there already. It also tells you to use :q! if you try to quit without saving the buffer.
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Why are empty strings returned in split() results?
...s? If it should, then it will be very hard to parse data that's delimited by a character, and some of the fields can be empty. I am fairly sure there are many people who do want the empty values in the result for the above case!
In the end, it boils down to two things:
Consistency: if I have n ...
Relative paths in Python
...s solve this with the the amazing pathlib:
# Hope you don't be imprisoned by legacy Python code :)
from pathlib import Path
# `cwd`: current directory is straightforward
cwd = Path.cwd()
# `mod_path`: According to the accepted answer and combine with future power
# if we are in the `helper_script...