harness | Harness provides you with high level application metrics | Analytics library

 by   ahawkins Ruby Version: Current License: MIT

kandi X-RAY | harness Summary

kandi X-RAY | harness Summary

harness is a Ruby library typically used in Analytics, Prometheus applications. harness has no bugs, it has no vulnerabilities, it has a Permissive License and it has low support. You can download it from GitHub.

Harness provides you with high level application metrics. It collects metrics from various sources and forwards them to the collector. You can use any collector that implements the Statsd interface. Harness also collects metrics from ActiveSupport::Notifications and forwards them to the collector. Harness only assumes one thing: the collector can do proper metric aggregation and statistics. Example: using statsd will calculate the 90th percentile and averages. Harness is designed for very high traffic applications. Instrumenting code should cost as close to 0 as possible. All metrics are processed in a separate thread. The main thread will never do any more work than needed. Using a thread allows you to instrument 10,000's metrics per second without worrying.
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            kandi-support Support

              harness has a low active ecosystem.
              It has 174 star(s) with 18 fork(s). There are 2 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              There are 3 open issues and 4 have been closed. On average issues are closed in 5 days. There are 3 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of harness is current.

            kandi-Quality Quality

              harness has no bugs reported.

            kandi-Security Security

              harness has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

            kandi-License License

              harness is licensed under the MIT License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              harness releases are not available. You will need to build from source code and install.
              Installation instructions are not available. Examples and code snippets are available.

            Top functions reviewed by kandi - BETA

            kandi has reviewed harness and discovered the below as its top functions. This is intended to give you an instant insight into harness implemented functionality, and help decide if they suit your requirements.
            • Log a value
            • Push a collector .
            • Returns a time for the given block .
            • Increments the given arguments .
            • Instantiate a timing object .
            • Get the number of arguments
            • Decrement a number .
            • Generates a gauge value .
            Get all kandi verified functions for this library.

            harness Key Features

            No Key Features are available at this moment for harness.

            harness Examples and Code Snippets

            No Code Snippets are available at this moment for harness.

            Community Discussions

            QUESTION

            Python: Is there any issue with using __getattribute__ within a class?
            Asked 2021-Jun-13 at 20:37

            I have created a class for managing subscriptions to a messaging service. The class instantiates three separate clients for reasons related to the configuration for each subscription, also three per instance of the class. To reduce the instantiation of the three clients to one for loop, I've used __getattribute__ and __setattr__. I've read other threads about these methods, and I'm not sure if using them as I have could lead to issues. Here is a very simplified example:

            ...

            ANSWER

            Answered 2021-Jun-13 at 20:37

            Instead of using the dunder methods __setattr__/__getattr__ (or __getattribute__), you should use getattr(self, client) and setattr(self, client, value)...

            but better yet, you should just use a dict if you need to map names to objects.

            Source https://stackoverflow.com/questions/67962448

            QUESTION

            Ag-grid React column shifts that uses valueGetter when rowData fetched from server
            Asked 2021-Jun-11 at 14:48

            Whenever I fetch data from any server to display it in ag-grid, ag-grid does not maintain the column order for the column that uses valueGetter to choose the value and puts that column automatically at the end.

            The problem is replicated in the following code sandbox link: https://codesandbox.io/s/ag-grid-column-ordering-bug-bz055 as a minimum reproducible example

            The data received from the server is in the following format

            ...

            ANSWER

            Answered 2021-Jun-11 at 14:48

            Since the column does not have a field supplied, I'd recommend either supplying a field or colID to the column. This would be the simplest approach without having to use any API calls to move the column:

            Source https://stackoverflow.com/questions/67936566

            QUESTION

            Can I make a Rust bin executable that uses test module
            Asked 2021-Jun-10 at 17:59

            I have some utility functions in tests/utils/mod.rs that are used by my integration tests, but I also want to create a testing binary that isn't run as part of cargo test but can use the functions in tests/utils/mod.rs. It's a utility that is useful for manual testing, but it only makes sense to run it manually; not using libtest.

            The only solution I can think of is to put tests/utils/mod.rs in its own crate, but I'd really like to avoid that because publishing multi-crate workspaces to crates.io is a real pain. Another option would be to just move tests/utils/mod.rs to src/test_utils/mod.rs but that is a bit gross.

            Is there a better solution? Maybe something using harness somehow?

            ...

            ANSWER

            Answered 2021-Jun-10 at 17:59

            If you have a library crate with the following set up, for instance:

            Source https://stackoverflow.com/questions/67902937

            QUESTION

            Clojure: overriding one function in a library
            Asked 2021-Jun-09 at 22:12

            This question is off the back of a previous question I asked here a few days ago. One of the comments was that I should dispense with the Ring middleware for extracting query parameters and write my own. One alternative that I thought I'd play with was harnessing the existing one to get what I want and I've been doing some digging into the Ring source code. It does almost exactly what I want. If I write out how I understand it works:

            1. A middleware has the function wrap-params which calls params-request
            2. params-request adds a params map to the request map, calls assoc-query-params
            3. assoc-query-params eventually calls ring.util.codec/form-decode on the incoming query string to turn it into a map
            4. form-decode uses assoc-conj to merge values into an existing map via reduce
            5. assoc-conj's docstring says

            Associate a key with a value in a map. If the key already exists in the map, a vector of values is associated with the key.

            This last function is the one that is problematic in my previous question (TL;DR: I want the map's values to be consistent in class of either a string or a vector). With my object orientated hat on I would have easily solved this by subclassing and overriding the method that I need the behaviour changed. However for Clojure I cannot see how to just replace the one function without having to alter everything up the stack. Is this possible and is it easy, or should I be doing this another way? If it comes to it I could copy the entire middleware library and the codec one, but it seems a bit heavyweight to me.

            ...

            ANSWER

            Answered 2021-Jun-09 at 09:22

            I disagree with the advice to not use Ring's param middleware. It gives you perfect information about the incoming parameters, so you if you don't like the default behavior of string-or-list, you can change the parameters however you want.

            There are numerous ways to do this, but one obvious approach would be to write your own middleware, and insert it in between Ring's param middleware and your handlers.

            Source https://stackoverflow.com/questions/67899108

            QUESTION

            How to mock MassTransit Header values in unit test using NSubstitute
            Asked 2021-Jun-09 at 12:03

            I'm trying to create a unit test that will test my MassTransit (RabbitMq) consumer. My consumer is expected a bus header key called UserName. I've simplified my consumer class as follows. I need to find a way to mock the bus header data otherwise the test will always raise an exception when it executes context.Headers.TryGetHeader("UserName", out object value)

            I'm using the NSubstitute mocking library. So how do I mock the ConsumeContext type, and set a mock header value? I prefer a solution with NSubstitute

            ...

            ANSWER

            Answered 2021-Jun-09 at 12:03

            You don’t mock header values when using MassTransit, you just have to set them when you’re sending the message using the test harness. There is absolutely zero need for a mocking framework.

            Source https://stackoverflow.com/questions/67899303

            QUESTION

            Unable to access JSON data from Javascript
            Asked 2021-May-23 at 16:54

            I am passing the following from my Django back-end to my front-end in order to dynamically build a form :

            ...

            ANSWER

            Answered 2021-May-23 at 16:53

            Thanks a lot for your quick input !

            As per deceze's answer, I was essentially double parsing both in the back and front end for no reasons.

            Removing the json.dumps from the backend allows the JSON object to be passed and managed in the front end without issue.

            Source https://stackoverflow.com/questions/67661901

            QUESTION

            How to import jmh in IDEA(JDK15)
            Asked 2021-May-19 at 15:42

            how to config the jmh in IDEA

            the tutorial I followed: https://www.baeldung.com/java-microbenchmark-harness

            I use the JDK 15 ,after I import relative dependency

            still got a error

            But I heard that after jdk12, jmh has been integrated into jdk. How to fix this ,or recommend me another tutorial,thanks...

            ...

            ANSWER

            Answered 2021-May-19 at 15:42

            You pasted the dependencies into the wrong section. You need to crate dependencies tag and paste the dependencies there:

            Source https://stackoverflow.com/questions/67600176

            QUESTION

            Use MessageData with InMemoryTestHarness
            Asked 2021-May-17 at 13:30

            I try to setup an integration test using the in memory test harness of MassTransit. Since my MyCommandConsumer receives big binary data via the MessageData abstraction I need to configure the repository:

            ...

            ANSWER

            Answered 2021-May-17 at 13:30

            You need to resolve the test harness, and then add a configuration event. This should be placed before the call to Start the harness:

            Source https://stackoverflow.com/questions/67570434

            QUESTION

            How to separate JSON fetch data into different divs
            Asked 2021-May-12 at 21:47

            I have javascript to fetch json information. I will be storing this json file locally (I downloaded an example file and added birthdate object for my use example from https://jsonplaceholder.typicode.com/users)

            I am trying to parse the returned JSON information and post the contents into 2 seperate div's. I have a json object named "birthdate". In my script, I have a var set to call today's date named "today". It prints the date as "05-12" in console, and that is how I have the "birthdate" formatted in JSON as well. I don't need the year or time.

            What I would like is to have the script compare "today" with the json object "birthdate". If today = birthdate, then I would like to have that entry information displayed in the user-list-today div to appear under the Birthday Today section of the page.

            If today does not equal birthdate, I would like to have all other entries displayed in the user-list-future div to appear under the Birthday Future section of the page.

            Nothing should be posted in both areas, only one or the other.

            Any help that anyone could provide would be greatly appreciated. I will include all of my code below. The snippet may give error because I have local path to JSON file instead of online version.

            Here is my codepen of it codepen doesnt have the birthday JSON object https://codepen.io/abc-123-webguy/pen/poegaLq

            ...

            ANSWER

            Answered 2021-May-12 at 21:47

            This is because you are appending the same node to two different divs. If you look at the documentation to appendChild here, you can see this:

            Source https://stackoverflow.com/questions/67510908

            QUESTION

            Different URL formats return different datatypes from the same API using Pythons requests.get
            Asked 2021-May-12 at 14:31

            Why do these two URL formats return different datatypes, when they all pull data from the same API?

            This returns a nested dictionary, which is the correct type:

            ...

            ANSWER

            Answered 2021-May-12 at 11:57

            This has nothing to do with Python or requests.get and little to do with URL formats. It's the service that decides how to parse that URL and how to map its elements.

            • In the first case https://jsonplaceholder.typicode.com/users/1 is treated as a single resource identifier (which it is) so the service returns a single object serialized as JSON. In JavaScript objects are dictionaries. What you posted is a single object, not nested dictionaries

            • In the second case, https://jsonplaceholder.typicode.com/users?id=1it treats the URL as a query on the Users resource with a filter id=1 so it returns an array of objects, even though there's only a single matching object.

            JSONPlaceholder's docs explain that this syntax is used for filtering:

            Filtering resources

            Basic filtering is supported through query parameters.

            Another service could decide that since id is a key, it should return a single object instead of an array. Or it could use a different query string, using eg filter to explicitly specify filter parameters

            There's no standard for either case. While it's a common convention especially in REST-like APIs to include an object's ID in the URL path, there's no single standard or even convention for queries. Each service uses its own format.

            GraphQL (from Facebook) and OData (from Microsoft) are two common query and manipulation protocols. They're a lot more complex than the very simple filtering used by JSONPlaceholder though

            Source https://stackoverflow.com/questions/67502838

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install harness

            You can download it from GitHub.
            On a UNIX-like operating system, using your system’s package manager is easiest. However, the packaged Ruby version may not be the newest one. There is also an installer for Windows. Managers help you to switch between multiple Ruby versions on your system. Installers can be used to install a specific or multiple Ruby versions. Please refer ruby-lang.org for more information.

            Support

            Harness is an interface. All integrations use the interface. Instrumentation for popular libraries are provided as gems. This allows anyone to release instrumentations. Individual gems can be maintained and released separate of this gem. Here is the definite list.
            Find more information at:

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