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Declare and initialize a Dictionary in Typescript
...ke use of the typed dictionary by splitting your example up in declaration and initialization, like:
var persons: { [id: string] : IPerson; } = {};
persons["p1"] = { firstName: "F1", lastName: "L1" };
persons["p2"] = { firstName: "F2" }; // will result in an error
...
How to backup a local Git repository?
I am using git on a relatively small project and I find that zipping the .git directory's contents might be a fine way to back up the project. But this is kind of weird because, when I restore, the first thing I need to do is git reset --hard .
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Is git-svn dcommit after merging in git dangerous?
My motivation for trying out git-svn is the effortless merging and branching. Then I noticed that man git-svn(1) says:
6 A...
How to randomize (or permute) a dataframe rowwise and columnwise?
...,]
> df2
a b c
3 0 1 0
4 0 0 0
2 1 0 0
1 1 1 0
By default sample() randomly reorders the elements passed as the first argument. This means that the default size is the size of the passed array. Passing parameter replace=FALSE (the default) to sample(...) ensures that sampling is done withou...
Asynchronous Requests with Python requests
...was written. However, you could just replace requests with grequests below and it should work.
I've left this answer as is to reflect the original question which was about using requests < v0.13.0.
To do multiple tasks with async.map asynchronously you have to:
Define a function for what yo...
pandas: How do I split text in a column into multiple rows?
I'm working with a large csv file and the next to last column has a string of text that I want to split by a specific delimiter. I was wondering if there is a simple way to do this using pandas or python?
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Remove everything after a certain character
...hoose everything up to that character? I'm getting the value from an href and up to the "?", and it's always going to be a different amount of characters.
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add created_at and updated_at fields to mongoose schemas
Is there a way to add created_at and updated_at fields to a mongoose schema, without having to pass them in everytime new MyModel() is called?
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Delete forked repo from GitHub
I'm starting with git and GitHub and there's a project I'm watching on GitHub. I unintentionally clicked to fork it. Now it appears as a new project to me.
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How to check file MIME type with javascript before upload?
I have read this and this questions which seems to suggest that the file MIME type could be checked using javascript on client side. Now, I understand that the real validation still has to be done on server side. I want to perform a client side checking to avoid unnecessary wastage of server res...