JavaScript event-handling (propagation/bubbling)
I've added an event listener to my document, that is listening on keydown. When certain shortcuts, i.e. CTRL+s, is hit, I want something to happen.The problem is that an event is created everytime a...
View ArticleHow to add trace id field in the trace's request header
I would like to see trace id in the trace's request header. It seems to be supported by propagator-b3 as per https://www.npmjs.com/package/@opentelemetry/propagator-b3. I tried to look into other...
View ArticleParallelise Python FOR loop where each iteration depends on the previous one
I define a class that we will call here State, describing the physical state of my system.The State class has a method at(time) such that State.at(time) models the dynamic behaviour of such system and...
View ArticlePropagation of random errors in R
I have a dataset that contains triplicate measurements of 16 different PAHs (pollutants) in 23 different samples. I would like to calculate the propagated error for the sum of the mean triplicate...
View ArticleHeader propagation with Flurl and DotNetCore
I've really enjoyed using Flurl the last year but have encountered a problem that Im hoping I can solve using Flurl if possible and not resort ripping it out and using IHttpClientFactory and HttpClient...
View ArticleJavascript with jQuery: Click and double click on same element, different...
I have an interesting situation - I have a table row which, currently, shows it's hidden counterpart when I click the "Expand" button. The original (unhidden) row which contains the expand button also...
View ArticleQuarkus OpenTelemetry across multiple services
I am trying to create open telemetry for my quarkus microservices with info from below:https://quarkus.io/guides/opentelemetryI have changed the application.properties with propagator setting,...
View ArticleQuarkus JMS Context propagation
I have 3 microservices that are communicating over JMS (ActiveMQ Artemis). I am looking to implement Open Telemetry across these flows. I have tried the automated WithSpan approach but obviously the...
View ArticleJava ArrayList contents not propagating
My code runs an algorithm on an array, and stores the results in an ArrayList. The problem is that I am not able to access the contents of the ArrayList for subsequent processing. Though my actual code...
View ArticleSimulating Gaussian Bessel Beam Propagation in Matlab
I should preface this by saying I am not much of a programmer or physicist, so please bear with me.I am attempting to simulate the propagation of gaussian Bessel beam (as produced by an axicon) using...
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FPGA Parallel output timing to satisfy input timing
Let's say a FPGA reads flip-flop D and outputs Q on the second rising edge of a CLK (figeure1). How can this satisfy the input setup time [TpdSU] of another device (figure2)?Do they generally not use...
View ArticlePropagate click behind a widget
I have a Stack with two widgets inside.I'm trying to detect the click on the bottom widget of the Stack, which is behind the top one.I am using HitTestBehavior.translucent, but it only work if the...
View ArticleR use propagate() to calculate the propagated error for summing up a column
I am learning the propagate function and want to use it to calculate the propagated error of summing the raw data in a data frame column. Each row in the data frame is a record, provided with raw data...
View ArticleHow to propagate Git Hooks while cloning
I've written a pre-commit hook in my central repository. When my clients clone the repository it never propagates the hooks. I would like the hooks to also be copied to my clients' repositories. My...
View ArticleSpring @Transactional - isolation, propagation
Can someone explain the isolation& propagation parameters in the @Transactional annotation via a real-world example?Basically when and why I should choose to change their default values?
View ArticleHow to estimate error propagation on regressed function from covariance...
I need a hand with something. I'm using curve_fit from SciPy to fit a curve with three parameters. Now, when I use it, I get this thing called pcov, which I know is the covariance matrix. But here's...
View ArticleImplementation propagation_const in prio C++17 version
It is the following example#include <iostream>#include <memory>class B{ public: void foo() const{ std::cout << "foo const" << std::endl; } void foo() { std::cout << "foo...
View ArticleCalculating total transmission time of a packet
I'm having some difficulty calculating the total time it takes a packet to get from A to B, the question is:"We have 200 bytes of data to send from A to B, with a distance of 200km between them....
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Discretized function becomes complex while free propagating a real function...
My code involves propagation of a real function using Fourier transform and inverse Fourier transform. Specifically, the function evolves as∂ψ(z,t)/∂t - v ∂ψ(z,t)/∂z =0I solve this problem by Fourier...
View ArticleERROR: Could not build wheels for passpredict, which is required to install...
I have a problem with installing a library. that I will use to track satellites in an educational mini project. I will use SGP4 propagation from pip install passpredict which has Requirements as...
View ArticleNOT_SUPPORTED Propagation use case
what is the real use case for- NOT_SUPPORTED Propagation transactional ? Where do we use it?
View ArticleJPA @Transactioanl REQUIRES_NEW AND Catch RuntimeException But rollback
@Service@RequiredArgsConstructor@Transactionalpublic class UserService { public void createUser(CreateUserRequest request) { Users users =...
View ArticleCustom theory of atoms in z3
I would like to have some variables in z3 that takes values in some infinite set, whose elements have no operations except equality comparisons (the theory of atoms in the sense of lisp). Currently I'm...
View ArticleHow to propagate SAXExcetion while validating xml using...
public boolean validateXML() throws Exception { sepaRTLogger.info("Entered validateXML()"); Schema schema = listOfXSDs.get(xmlVersion); sepaRTLogger.debug("matched schema:::" + schema);...
View ArticleTraceId in Spring Boot 3 is not propagated
I try to propagate the trace Id between micro service calls. It does not seem the RestTemplate propagates the traceId, even though I am using RestTemplateBuilder and have actuator and a tracing bridge...
View ArticleVue 3 - Prevent event propagation on custom event handlers
If i have a custom event handler like @my-event and i emit it withthis.$emit('my-event')it calls all the events of @my-event from all parent components.But i want to prevent this.On normal event...
View Article"@Transactional(readonly=true, propagation=Propagation.REQUIRED)" Is it...
Currently, I am using the postgresql master/slave environment.The development environment is spring boot.I'd like to organize the transaction as follows:TX Begin @Transactional (readOnly=false) insert...
View ArticlePython SGP4 1.1 Calculating Incorrect Orbit
I am using the python SGP4 1.1 module to calculate the position and velocity of a MEO satellite. I'm noticing when compared against STK and JSatTrak that the returned values for position and velocity...
View ArticleHow to propagate SecurityContext to EJB container in JBOSS EAP 8
I am using JBOSS EAP 8. I package in a single war fileFor learning purposes I have implemented a REST API with a login Endpoint which returns a JWToken to the client. Other REST endpoints are protected...
View ArticleOptical field propagation with angular spectrum method, and verification
I have written a code for gaussian beam propagation in free-space by angular spectrum method.To verify whether the simulation is correct or not, I am propagating the gaussian beam in free-space, and...
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