Affinity | A tool to enable affine transformations in javascript
kandi X-RAY | Affinity Summary
kandi X-RAY | Affinity Summary
This library provides an affine fit transformation for a given point by taking in a set of "to and from coordinates". This is based on a Research Paper by Helmuth Spath, which was adapted to Python by Jarno Elonen. To use this library ensure you have included affinity.js and its dependency sylvester.js in your project.
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of Affinity
Affinity Key Features
Affinity Examples and Code Snippets
function evalRPN(tokens) {
let stack = [];
for (let n of tokens) {
// if operator function exists,
// execute it on the two most recent numbers
if (map[n]) {
let fn = map[n];
let y = stack.pop();
let x = stack.pop(
function f(x) {
if (x === null)
return 0;
var t = x.next;
var tn = f(t);
if (tn === n)
x.next = t.next;
return tn + 1;
}
function generateKey (str) {
let result = 1;
for (let i = 0, l = str.length; i < l; i++) {
let n = str[i].charCodeAt() - 'a'.charCodeAt() + 1;
result = result * (n*n + n + 41) % 2147483647;
}
return result;
}
Community Discussions
Trending Discussions on Affinity
QUESTION
I have an EKS node group with 2 nodes for compute workloads. I use a taint on these nodes and tolerations in the deployment. I have a deployment with 2 replicas I want these two pods to be spread on these two nodes like one pod on each node.
I tried using:
...ANSWER
Answered 2021-Jun-13 at 12:51You can use DeamonSet
instead of Deployment
. A DaemonSet
ensures that all (or some) Nodes
run a copy of a Pod
. As nodes are added to the cluster, Pods are added to them. As nodes are removed from the cluster, those Pods are garbage collected. Deleting a DaemonSet will clean up the Pods it created.
See documentation for Deamonset
QUESTION
I am updating my app with new library releases and I got an issue with my database. The released app currently using Room version 2.2.6 with FTS4. Currently having LONG for rowid
. The app runs smooth and no problem. But I want to use Room version 2.3.0 and according to the docs:
An FTS entity table always has a column named rowid that is the equivalent of an INTEGER PRIMARY KEY index. Therefore, an FTS entity can only have a single field annotated with PrimaryKey, it must be named rowid and must be of INTEGER affinity. The field can be optionally omitted in the class but can still be used in queries.
I should use INT not LONG.
...ANSWER
Answered 2021-Jun-15 at 04:11An FTS entity table always has a column named rowid that is the equivalent of an INTEGER PRIMARY KEY index.
In brief SQLite's INTEGER does not imply a Java/Kotlin Integer/Int/int it is a column affinity/type.
If you look at the Datatypes in SQLite3 then an INTEGER can be up to 8 bytes (64 bit signed). Which in Java/Kotlin is long/Long.
Further evidence can be seen with the SQLiteDatabase insert
convenience method as it returns the id (rowid) of the inserted row not as an int but as a long.
Returns long - the row ID of the newly inserted row, or -1 if an error occurred.
SQLiteAutoincrement explains about rowid and that in theory it can be from 1-9223372036854775807 (you can even have negative values).
As such, it is wrong to use int/Int/Integer for the rowid as in theory (not that likely in practice), the rowid can be larger than an int/Int/Integer.
I should use INT not LONG.
I'd suggest that you should use Long. It makes no difference to the data as SQLite will store an integer in as little space as it can. Furthermore, it makes no difference to the table(s) that room creates as the COLUMN TYPE will be INTEGER.
QUESTION
We have airflow running on kubernetes. Below is my airflowlocalsettings
:
ANSWER
Answered 2021-Jun-06 at 10:31I solved this problem by tweaking pod_mutaion_hook code like below.
QUESTION
I am trying to create some persistent space for my Microk8s kubernetes project, but without success so far.
What I've done so far is:
1st. I have created a PV with the following yaml:
...ANSWER
Answered 2021-Jun-03 at 08:43the issue is that you are using the node affinity while creating the PV.
Which think something like you say inform to Kubernetes my disk will attach to this type of node. Due to affinity your disk or PV is attached to one type of specific node only.
when you are deploying the workload or deployment (POD) it's not getting schedule on that specific node and your POD is not getting that PV or PVC.
to resolve this issue
make sure both POD and PVC schedule at same node add the node affinity to deployment also so POD schedule on that node.
or else
Remove the node affinity rule from PV and create a new PV and PVC and use it.
here is the place where you have mentioned the node affinity rule
QUESTION
I have this data class, I added a new value into it requirePolice
ANSWER
Answered 2021-May-30 at 14:08If you are using sql light db, then you have to migrate the db in this way,
QUESTION
my file looks like that:
...ANSWER
Answered 2021-May-30 at 17:38I haven't tested this but try adding the following statement after line_items = line.split('\t')
QUESTION
I tried the following agglomerative clustering in the Jupyter notebook.
The shape of my dataset is (406829, 8)
.
I Tried the following code:
...ANSWER
Answered 2021-May-30 at 17:10Memory consumption of AgglomerativeClustering is O(n²), it means it grows exponentially compared to data size. With single
linkage, the computation can be made faster from O(n³) to O(n²) but unfortunately this does not apply to memory [1]. Single clustering also has down sides of "rich get richer" kind of behavior where the clusters tend to have only a few big ones and others near to zero size clusters [2]. So, at least inside scipy or scikit options on fine tuning are not good.
Another option would be have less input data when fitting the model (= making the training). For that you could use for data frame a method (assuming the data
object is a dataframe):
QUESTION
I'm trying to deploy the ELK stack to my developing kubernetes cluster. It seems that I do everything as described in the tutorials, however, the pods keep failing with Java errors (see below). I will describe the whole process from installing the cluster until the error happens.
Step 1: Installing the cluster
...ANSWER
Answered 2021-May-26 at 05:06For the ELK stack to work you need all three PersistentVolumeClaim's to be bound as I recall. Instead of creating 1 30 GB of PV create 3 of the same size with the claims and then re-install. Other nodes have unmet dependincies.
Also please do not handle the volumes by hand. There are guidelines to deploy dynamic volums. Use OpenEBS for example. That way you wont need to worry about the pvc's. After giving the pv's if anything happens write again with your cluster installation process.
I was wrong obviously, in this particular problem, filesystems and cgroups take role and the main problem of this is an old problem. From 5.2.1 to 8.0.0. Reinstall the chart by pulling the chart. Edit values file and definitely change the container version. It should be fine or create another error log stack.
QUESTION
I am trying to set up to add the target to my service monitor for Prometheus Operator (inside my terraform that is using helm chart to deploy prometheus, prometheus operator and service monitor and a bunch of stuff).
After I successfully deployed service monitor, I cannot see the new target app.kubernetes.io/instance: jobs-manager
in prometheus. I am not sure what I did wrong in my configuration. I am also checking this document to see what is missing but cannot figure it out yet.
Here are some configuration files concerned:
/helm/charts/prometheus-abcd/templates/service_monitor.tpl
ANSWER
Answered 2021-May-28 at 09:23the way you have passed value in prometheus.yaml is wrong
QUESTION
I am trying to set up a Mongo DB
on a specific node on GKE
. I upgraded my current cluster using
ANSWER
Answered 2021-May-27 at 11:37There were two issues with the deployment setup:
The nodeSelector
specified in the Deployment manifest was using wrong label
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