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Using Rails serialize to save hash to database
...pping ids to a number of attempts in my rails app. My migration to the database to accommodate this new column:
3 Answers
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How can I generate a diff for a single file between two branches in github
...ttps://github.com/owner/repo-name.git
# git@github.com:owner/repo-name.git
BASE_URL="https://github.com/""$(git config --get remote.origin.url | sed 's/.*github\.com[/:]\(.*\).git/\1/')""/compare"
if [[ "$#" -eq 1 ]]; then
if [[ "$1" =~ .*\.\..* ]]; then
# Handle "git hubdiff fromcommit..toco...
Speed up the loop operation in R
... @carbontwelve Ooops, I was wrong :) This are standard plots (from base R).
– Marek
Jul 25 '13 at 14:15
@Grego...
Flexbox not giving equal width to elements
... property. (This can itself be the keyword auto, which sizes the flex item based on its contents.)
Each flex item has a flex-basis which is sort of like its initial size. Then from there, any remaining free space is distributed proportionally (based on flex-grow) among the items. With auto, tha...
In Go's http package, how do I get the query string on a POST request?
... I found it interesting req.Form is empty array unless req.formValue("some_field") is invoked at lease once.
– Qian Chen
Jun 21 '15 at 14:51
...
Convert integer into its character equivalent, where 0 => a, 1 => b, etc
I want to convert an integer into its character equivalent based on the alphabet. For example:
12 Answers
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svn : how to create a branch from certain revision of trunk
... 'HEAD' latest in repository
'BASE' base rev of item's working copy
'COMMITTED' last commit at or before BASE
'PREV' revision just before COMMITTED
To actually specify this on ...
Read data from SqlDataReader
I have a SQL Server 2008 database and I am working on it in the backend. I am working on asp.net/C#
13 Answers
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How to return an empty ActiveRecord relation?
...t.none.
Neither it, nor chained methods, will generate queries to the database.
According to the comments:
The returned ActiveRecord::NullRelation inherits from
Relation and implements the Null Object pattern. It is an object with
defined null behavior and always returns an empty array of ...
Remove duplicate values from JS array [duplicate]
... from the above).
Unique by...
Sometimes it's desired to uniquify a list based on some criteria other than just equality, for example, to filter out objects that are different, but share some property. This can be done elegantly by passing a callback. This "key" callback is applied to each element...