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How to remove all whitespace from a string?
So " xx yy 11 22 33 " will become "xxyy112233" . How can I achieve this?
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Find the day of a week
Let's say that I have a date in R and it's formatted as follows.
7 Answers
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List of foreign keys and the tables they reference
I'm trying to find a query which will return me a list of the foreign keys for a table and the tables and columns they reference. I am half way there with
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Delete duplicate rows from small table
I have a table in a PostgreSQL 8.3.8 database, which has no keys/constraints on it, and has multiple rows with exactly the same values.
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How to create a Menubar application for Mac
EDIT: This is a nice ready-made menubar application here ( github source ) by this answer .
6 Answers
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Git: Set up a fetch-only remote?
When I run git remote -v in one of my Git repositories that has a remote(s) configured, I see that each remote has both fetch and push specs:
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Find the max of two or more columns with pandas
I have a dataframe with columns A , B . I need to create a column C such that for every record / row:
2 Answers
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Best way to trim strings after data entry. Should I create a custom model binder?
I'm using ASP.NET MVC and I'd like all user entered string fields to be trimmed before they're inserted into the database. And since I have many data entry forms, I'm looking for an elegant way to trim all strings instead of explicitly trimming every user supplied string value. I'm interested to ...
How do I wrap a selection with an HTML tag in Visual Studio?
This seems like the most basic question in the world, but damned if I can find an answer.
8 Answers
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