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Grep for literal strings
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138
You can use grep for that, with the -F option.
-F, --fixed-strings PATTERN is a set of n...
Decode HTML entities in Python string?
I'm parsing some HTML with Beautiful Soup 3, but it contains HTML entities which Beautiful Soup 3 doesn't automatically decode for me:
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Error executing command 'ant' on Mac OS X 10.9 Mavericks when building for Android with PhoneGap/Cor
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361
The error message proved to be true as Apache Ant isn't in the path of Mac OS X Mavericks anym...
Json.net serialize/deserialize derived types?
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edited Oct 2 '18 at 3:03
answered Jan 6 '12 at 20:02
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Rollback to last git commit
...O local file changes and REMOVE your last commit
git reset --hard HEAD^
3) KEEP local file changes and REMOVE your last commit
git reset --soft HEAD^
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What is the difference between “INNER JOIN” and “OUTER JOIN”?
...ables, with a single column each, and data as follows:
A B
- -
1 3
2 4
3 5
4 6
Note that (1,2) are unique to A, (3,4) are common, and (5,6) are unique to B.
Inner join
An inner join using either of the equivalent queries gives the intersection of the two tables, i.e. the two r...
Loop through an array in JavaScript
...e seen this anti-pattern so many times.
Anti-pattern:
const numbers = [1,2,3,4,5], doubled = [];
numbers.forEach((n, i) => { doubled[i] = n * 2 });
Proper use case of map:
const numbers = [1,2,3,4,5];
const doubled = numbers.map(n => n * 2);
console.log(doubled);
Also, if you are ...
How to view the Folder and Files in GAC?
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137
Install:
gacutil -i "path_to_the_assembly"
View:
Open in Windows Explorer folder
.NET...
Is there any Rails function to check if a partial exists?
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Currently, I'm using the following in my Rails 3/3.1 projects:
lookup_context.find_all('posts/_form').any?
The advantage over other solutions I've seen is that this will look in all view paths instead of just your rails root. This is important to me as I have a lot of ...
Purge or recreate a Ruby on Rails database
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edited Mar 4 '15 at 2:13
Andrew Hendrie
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answe...