vice | Definitions of common bad behaviours for Go error values | Architecture library
kandi X-RAY | vice Summary
kandi X-RAY | vice Summary
Introduction | Examples | Usage | Contributing. Disclaimer: vice is alpha quality software. The API may change without warning between revisions. . vice provides bad behaviours for the new Go 2/1.13+ error values.
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Top functions reviewed by kandi - BETA
- Is returns true if the given error is a leg of the given error .
- Saled returns an appropriate SealError .
- wrapped returns the wrapped error .
- ForError returns the reason for the given error .
- isNoVice returns true if the error is no vice versa .
- isAuthRequired returns true if the error is an AuthRequired error .
- isPreconditionFailed returns true if the error is a PreconditionFailed .
- isCanceled returns true if the given error is a Canceled .
- isInternal returns if the error is Internal .
- isInvalidArgument returns true if the provided error is a InvalidArgument .
vice Key Features
vice Examples and Code Snippets
BehaviourName() bool // returns true
// Create an error when your database can't find a user record
err := vice.New(vice.NotFound, "user not found")
// many intermediate layers of code, passing the error on, and wrapping it
// ...
// In your centr
vice.New(vice.NotFound, "user not found")
vice.Wrap(err, vice.Timeout, "request timed out")
Community Discussions
Trending Discussions on vice
QUESTION
How to publish two messages of the same type to different worker instances based on the message content without using Send and RequestAddress?
My scenario is:
I am using Azure ServiceBus and Azure StorageTables.
I am running two different instances of the same worker service workera and workerb. I need workera and workerb to both consume messages of type Command based on the value of Command.WorkerPrefix.
the Command type looks like:
...ANSWER
Answered 2021-Jun-15 at 23:37Using MassTransit with Azure Service Bus, I would suggest taking the message routing burden away from the publisher, and moving it to the consumer. By configuring the receive endpoint and using a subscription filter each instance would add its own subscription and use a message header to filter published messages.
On the publisher, a message header would be added:
QUESTION
I've created a simple VBA interface to connect Excel to a MySQL DB. The VBA part acts as a preview of data for the user to choose what item he wants to import to the Excel sheet.
Until now I've work with a very complete set of data, but I got to a Table which (because of the nature of the items) some fields are NULL.
Now every time I try to check the values in the VBA I get the Run-time error 13 Type mismatch in the listview component. At first I though it was a field with DECIMAL typing, but after changing it to a DOUBLE (for testing) the problem persisted, and it was until I notice that if only checks columns with no NULL value, the problem disappears. Off course I can't omit this values.
I tried some .Tostring functions but with no success. And I failed to implement a IF to check for NULL in the obj.
This is my code:
...ANSWER
Answered 2021-Apr-13 at 10:28If you don't want to add a IsNull
-function in you SQL (as Nathan_Sav suggested as a comment): There is a IsNull
-function in VBA. With that, you can create a simple function that returns for example an empty string (or a 0 or whatever you prefer):
QUESTION
I have a peculiar situation where I need to allow for external definitions of functions, and use them in a test suite. PHP is odd in allowing you to define global functions anywhere, but it seems to behave inconsistently.
If I run this as a standalone script, $a
is true
:
ANSWER
Answered 2021-Jun-15 at 11:35The most reasonable explanation is that your code is not in global namespace. Like below
QUESTION
I'm starting to use gitlab CI/CD pipeline but have some doubts regarding the output of the building process if i was to have a project(Repo) and inside this project I have the front and backend separated by the project structure, ex:
CarProject.gitlab-ci.yml
|__FrontEndCarProject
|__BackendCarProject
let's say that every time I change something in the frontend I would need to build it and deploy it to S3, but there is no need to build the backend (java application) and deploy it to elastic beanstalk (and vice versa for when i change the backend)..Is there a way to check where the changes have been made(FrontEndCarProject/BackendCarProject) using GitLab and redirect the .gitlab-ci.yml to a script file depending on if a have to deploy to S3 or elastic beanstalk?
Just trying
Note: another way is just to manually change the yml file depending on where i want to deploy..but is there a way to autodetect this and automated?
.gitlab-ci.yml...Just to get the idea, heres an example that would run in a linear way, but how can i conditionally build/deploy(depending on my front or backend)? should i keep them in different repos for simplicity? is it a good practice?
ANSWER
Answered 2021-Jun-15 at 05:30If your frontend and backend can be built and deployed seperately, than you can use rules:changes to check if a change happened and need:optional to only deploy the respective built libraries.
QUESTION
I obtained the information from Twitter and would like to sort the dates. However, some of the dates are incorrectly sorted, switching from date to month and vice versa.Is there something wrong with the code or the original data? My original data looked fine, though. Can anyone help?
Raw data
my code
...ANSWER
Answered 2021-Jun-15 at 05:29Here seems day is not first, but month, so remove dayfirst=True
:
QUESTION
i am trying to use radio button to switch between html divs. On page load i want to select first radio button and respective html div but when i click on other radio button it should show other div and then toggle between divs on click of respective radio buttons
I have tried following solution
...ANSWER
Answered 2021-Jun-15 at 03:58Controller Code
QUESTION
I'm learning Vue and I have stuck on this problem for few days. I hope you can help me find a solution.
Questions: How can I then pass that prop to Page3.vue or Page2.vue or vice versa? Is there a way to somehow save this prop and keep switching between views without losing it? What's the best practice?
...ANSWER
Answered 2021-Jun-14 at 18:27As @Jujubes said in comments, it is a good idea to use Vuex or another library to handle that.
But, if you just want to learn how the information flows through the components, you could use $emit
to send UID back to parent component, and then send it to other components. Try something like this:
Main.vue:
QUESTION
While replicating:
https://sortablejs.github.io/Vue.Draggable/#/nested-example
(code)
I ran into an issue related to the model; how can I add draggable to vue components instead of a raw json (as used in the example).
What I want to do is, add drag and drop to:
https://codesandbox.io/s/gg1en
(each item can be moved ("dragged") from one group to another, each group can be dragged from a lower position to an upper one (and vice-versa).
I tried:
https://codesandbox.io/s/quirky-sutherland-5s2zz?file=/src/components/InventorySectionC.vue
and got:
...ANSWER
Answered 2021-Jun-14 at 09:44If you have a component prop that's being mutated, there are multiple options:
- Convert your prop to a custom v-model. It will allow two-ways bindings without problems. (Use the prop name
value
and sent$emit('input', this.value)
to update it. - Use
prop.sync
modifier, which is kinda the same as usingv-model
but the prop has a specific name. Use:data.sync="myItems"
on the parent, and run$emit('update:data', this.data)
inside the component to update it. - Copy the prop to a data variable inside the component. So that the prop is only used as a default value for this data, but then it's only the data that's being mutated. But this won't allow the parent to see any modifications on that prop since it's not being updated directly.
QUESTION
I am building an application where one of the pages has a webview. Currently the page has a the webview representable and a view. Webview is brought to the view using the UIViewControllerRepresentable. I am wondering firstly how when I tap the login button can I call a function inside the LoginWebview, and also secondly vice versa, how can I call a function in the LoginView from the LoginWebview. I currently have the set up so that when I click login it toggles the states which causes the updateUIView to trigger but how can I call a custom made function in there? And vice versa
Apologies for the long description above and if this a stupid question
Thanks :)
LoginView:
...ANSWER
Answered 2021-Jun-14 at 17:44You can use computed property and closure for a callback.
Here is the example code.
QUESTION
I need to set up the circuit break policy so that it would break the circuit only for some specific requests.
I have a sort of a gateway A calling API B which in turn calls C or D. I'm setting up a circuit breaker policy in A. Initial request arriving on A has a parameter that is later used to decide whether to call C or D, lets say http://gateway.A.com?usageParam=C
. I'd like to have circuit breaker configured in such a way, that circuit could be open separately for C and D. I mean that if D is failing, calls with usageParam=D
should fail immediately but usageParam=C
should still go fine and vice versa.
ANSWER
Answered 2021-Jun-14 at 06:57To put it simple a Circuit Breaker can have only just a single state. One of these: Closed
, Open
, Half-Open
.
You should consider the CB as a proxy. It allows each request to go trough it if the downstream system is considered health. If CB detects transient failure (by examining the responses if any) then it will shortcut the execution by denying all requests.
So, if you want to differentiate the healthiness of C
and D
downstream systems then you would need two CBs (one for each). That allows you to separately allow or deny outgoing requests against different subsystems.
You can place the two CBs inside service A
. Here you can register two named HttpClients which are decorated with different Circuit Breakers:
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