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What is Hindley-Milner?
...er system is that each well-typed term has a unique "best" type, which is called the principal type. The principal type of the list-length function is "for any a, function from list of a to integer". Here a is a so-called "type parameter," which is explicit in lambda calculus but implicit in most ...
Generating random strings with T-SQL
... that generates object names in a reproducible manner:
alter procedure usp_generateIdentifier
@minLen int = 1
, @maxLen int = 256
, @seed int output
, @string varchar(8000) output
as
begin
set nocount on;
declare @length int;
declare @alpha varchar(8000)
, @digit...
How to sort mongodb with pymongo
...rameters.
So if you want to sort by, let's say, id then you should .sort("_id", 1)
For multiple fields:
.sort([("field1", pymongo.ASCENDING), ("field2", pymongo.DESCENDING)])
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How to remove files that are listed in the .gitignore but still on the repository?
...
You can remove them from the repository manually:
git rm --cached file1 file2 dir/file3
Or, if you have a lot of files:
git rm --cached `git ls-files -i --exclude-from=.gitignore`
But this doesn't seem to work in Git Bash on Windows. It produces an error messag...
In Vim, is there a way to paste text in the search line?
I want to search for $maximumTotalAllowedAfterFinish and replace it with $minimumTotalAllowedAfterFinish . Instead of typing the long text:
...
How to generate the JPA entity Metamodel?
...etamodel Generator jar in the classpath and compiler level>=1.6 that is all you need build the project and metamodel will be generated automatically.
In case of IDE Eclipse
1. goto Project->Properties->Java Compiler->Annotation Processing and enable it.
2. Expand Annotation Processing...
Could I change my name and surname in all previous commits?
I would like to change my name, surname and email in my all commits, is it possible?
6 Answers
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Change Tomcat Server's timeout in Eclipse
...
+1, all these years and I never knew that Server in the Servers tab was clickable and expandable. I was assuming right click had all the options available!
– Walls
Jul 30 '15 at 12:28
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Using comparison operators in Scala's pattern matching system
...t; println("less than ten")
}
Edit: Note that this is more than superficially different to putting an if after the =>, because a pattern won't match if the guard is not true.
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MySQL “NOT IN” query
I wanted to run a simple query to throw up all the rows of Table1 where a principal column value is not present in a column in another table ( Table2 ).
...