archery | Abstract over the atomicity of reference-counting pointers | Parser library
kandi X-RAY | archery Summary
kandi X-RAY | archery Summary
Archery is a rust library that offers a way to abstraction over Rc and Arc smart pointers. This allows you to create data structures where the pointer type is parameterizable, so you can avoid the overhead of Arc when you don’t need to share data across threads. In languages that supports higher-kinded polymorphism this would be simple to achieve without any library, but rust does not support that yet. To mimic higher-kinded polymorphism Archery implements the approach suggested by Joshua Liebow-Feeser in “Rust has higher kinded types already… sort of”. While other approaches exist, they seem to always offer poor ergonomics for the user.
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QUESTION
I have a frequency table that I would like to do a grouped barplot with. The topics of interest (ie. hunting, fishing) would be on the x axis, the values of these items would be on the y-axis, and they would be grouped by age group.
heres the data:
...ANSWER
Answered 2021-Apr-28 at 19:39Your issue is that none of your data is numeric - "12.35"
with quotes, is a string. 12.35
without quotes is a number. You need to convert your numeric columns to numeric class. age.table <- type.convert(age.table)
should do a pretty good job.
QUESTION
I am using Oracle. i need to delete the rows from One table which does not exists in other table by joining it with table having only eligible ID. I am sorry i am not sure how to explain it better. Below is an example. ID + SUB_ID is PK
...ANSWER
Answered 2021-Apr-09 at 16:10Edit: I misread your query originally. I have changed my answer to remove the join to Sample_Table in the first condition.
QUESTION
While trying to find a good answer for my on google I stumbled on this:
https://www.pythonpool.com/matplotlib-figsize/
It showed and solved my problem perfectly - from this:
ANSWER
Answered 2021-Feb-25 at 13:24This is what plt.figure(constrained_layout=True)
is supposed to do. If you want to stretch it further you could do for instance:
QUESTION
I have a website with Nuxt and I want to put the Google Analytics Script on it.
I have downloaded the vue-gtag module
...ANSWER
Answered 2021-Feb-18 at 22:00EDIT: here is a detailed post on how to configure it >> https://github.com/MatteoGabriele/vue-gtag/issues/87#issuecomment-594133548
If you're using Nuxt, you should rather use the @nuxtjs/google-analytics
plug-in directly: https://google-analytics.nuxtjs.org/setup/#installation
It will handle some edge cases related to SSR for you and is on top of that, super easy to configure.
QUESTION
This is more a plea for guidance rather than any hard coding example. I have set myself a problem to write an archery recording system using Django. I have got the recording system working well and the system can register users, record their scores, show their scores filtered by round, show the users scores who have shot a particular round etc. This issue I have got is when it comes to classifying the score. I will explain:
- In archery scores are recorded against the round you shoot. These vary so you have 60+ rounds to choose from each having different criteria and different maximum scores.
- Archers are grouped according to gender and age (10 sub groups)
- Archers shoot one of 3 different bowtypes
- The classification system works by taking the round shot and the sub-group that the archer falls into and the bowtype used and looking across a table of values. The classification gained is the one that the score falls into i.e.
- if you are male and over 18 you are grouped as a 'Gentleman'
- The round you shoot is called a 'York' with a recurve bow and you score 550
- The table you would consult would look like this
ANSWER
Answered 2021-Jan-13 at 12:49This is possible in Django. It seems as if you're asking for a good way to store these unique scoring tables to compare archers' scores with. Otherwise, with enough logic, you can certainly classify an archer and a score to a certain class.
Django models are representations of SQL fields. This is a fine way to store your scoring tables however you have many options when it comes to storing data.
QUESTION
Let's say I have a MongoDB collection "people" that has the form
...ANSWER
Answered 2021-Jan-16 at 08:41bulkWrite with updateOne's with $upsert:true seems to work best for you...
QUESTION
I have a problem about implementing recommendation system by using Euclidean Distance.
What I want to do is to list some close games with respect to search criteria by game title and genre.
Here is my project link : Link
After calling function, it throws an error shown below. How can I fix it?
Here is the error
...ANSWER
Answered 2021-Jan-03 at 16:00The issue is that you are using euclidean distance for comparing strings. Consider using Levenshtein distance, or something similar, which is designed for strings. NLTK has a function called edit distance that can do this or you can implement it on your own.
QUESTION
So I got a body of space separated text and I'm trying to mine names. These names are the first :
...ANSWER
Answered 2020-Nov-18 at 08:47If this is done in Microsoft Word then try the following:
QUESTION
I have 2 tables :
accounts
lanes
lanes contains 1 column "boss_id" which is an INT between 1 and 12
accounts contains various columns including username, password and also a boss_id column
Im trying to use PHP to display ALL items from the lanes table, which is working great! But, what i need to do is also show if a user from "accounts" also shares or has the same boss_id and displays a different output :
Regular output (no matching account)
...ANSWER
Answered 2020-Sep-06 at 16:58You seem to want a LEFT JOIN
:
QUESTION
The object:
...ANSWER
Answered 2020-Sep-06 at 02:15In my opinion the best way is to structure the data first and render it later, so you dont have to mess around with closing tags etc. You could use a for loop and iterate over every 2 item to create the table.
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