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How to verify a user's password in Devise
I'm having a problem matching user password using devise gem in rails. User password stored on my db which is encrypted_password and i am trying to find user by password, but I don't understand how to match password from form and encrypted_password in my db.
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How to execute multi-line statements within Python's own debugger (PDB)
So I am running a Python script within which I am calling Python's debugger, PDB by writing:
6 Answers
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How do I import .sql files into SQLite 3?
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From a sqlite prompt:
sqlite> .read db.sql
Or:
cat db.sql | sqlite3 database.db
Also, your SQL is invalid - you need ; on the end of your statements:
create table server(name varchar(50),ipaddress varchar(15),id init);...
os.path.dirname(__file__) returns empty
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Because os.path.abspath = os.path.dirname + os.path.basename does not hold. we rather have
os.path.dirname(filename) + os.path.basename(filename) == filename
Both dirname() and basename() only split the passed filename into components without taking into accou...
What is the difference between README and README.md in GitHub projects?
I've noticed some GitHub projects have not only a README file, but also a README.md file.
4 Answers
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How do I create a Python function with optional arguments?
I have a Python function which takes several arguments. Some of these arguments could be omitted in some scenarios.
2 Answe...
How do I test for an empty string in a Bash case statement?
I have a Bash script that performs actions based on the value of a variable. The general syntax of the case statement is:
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Convert a list of objects to an array of one of the object's properties
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You are looking for
MyList.Select(x=>x.Name).ToArray();
Since Select is an Extension method make sure to add that namespace by adding a
using System.Linq
to your file - then it will show up with Intellisense.
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Difference between Activity and FragmentActivity
I was working on fragments and came across two things Activity and FragmentActivity which are used several times. I want to know that is there any difference between these two, because when I changed Activity with FragmentActivity , it had no effect on the app.
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How to `go test` all tests in my project?
The go test command covers *_test.go files in only one dir.
3 Answers
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