I have a string like this: "hello %{name} good %{middle} bye". I'm trying to find an effective way to extract out the values in-between the braces, so ideally I would end up with an array of ["name", "middle"]. Using match…
I have 3 collections : users [ { _id: 1, username: 'mark' }, { _id: 2, username: 'leon' }, { _id: 3, username: 'leontin'} ] providers [ { _id: 1, name: 'prov1' }, { _id: 2, name: 'prov2' }, {…
I'm creating an eshop on one eCommerce platform (Shoptet) a I'm trying to hide few elements only on homepage but I still want to see them on subpages. These elements have same classes. My script looks like this: <script> var…
I have a string and need to end up with an object that count all apples for every name, my struggle was to get separate match for each apple they took In the part <@Viktor><@Kate>took:apple::apple: I want to get two…
I'm searching through a collection either by hard data (numbers, other values) with $match and operaters like $regex, $in, $eq, $size, $gte, etc. {'$match': {'$and': [{'isbn': {'$exists': 1}}, {'form': {'$in': ['BC']}}]}} With $facet I can count the found matches. For…
I am trying to get all the movies from the latest 20 years of the document. I am trying like this but doesnt work. It´s the first time I use mongoDB so I am a bit lost, it may be…
I have the following code to match phone numbers and store them in variable "phone". however it also matches dates as phone numbers. for example, if I give it the following string: html.Code = 'call us at 517-156-4435 on the…
What is the difference, if any, in these two MySQL statements? Is there a performance difference if I use MATCH in the WHERE clause, or is it unnecessary? SELECT `column`, MATCH(`column`) AGAINST ("searchterm") AS `rank` FROM `table` ORDER BY `rank`…
I create the regex /(10?|10{2,})/g to find 1,10 or 100,1000... but the code below doesn't return the expected result. I don't know where I went wrong, please help me! <!DOCTYPE html> <html> <body> <h2>JavaScript Regular Expressions</h2> <p>Do a global search…
I have 2 tables that I join using LEFT JOIN, i.e. I take Name from table A and match it to Name from table B. There are some records that do not match and return null values due to it…