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python - How to do template matching corrctly on the 7-Segments images?

I have a 7-segment image, and a template, I've tried to do template matching, but there was no matching ... 65836234/how-to-do-template-matching-corrctly-on-the-7-segments-images...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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spatial - Generate random points with kernel density estimate values in R

This question already has answers here: question from:https://stackoverflow.com/questions/65886443/generate-random-points-with-kernel-density-estimate-values-in-r...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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curl - Error 411 when using POST request in WSO2 API Manager

I have created an API via the WSO2 API Manager curl GET requets work fine as you can see below: But when ... /65849907/error-411-when-using-post-request-in-wso2-api-manager...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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curl - Error 411 when using POST request in WSO2 API Manager

I have created an API via the WSO2 API Manager curl GET requets work fine as you can see below: But when ... /65849907/error-411-when-using-post-request-in-wso2-api-manager...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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shell - Unix bash script grep loop counter (for)

I am looping our the a grep result. The result contains 10 lines (every line has different content). So ... .com/questions/65624106/unix-bash-script-grep-loop-counter-for...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Why does a Firestore security rule using get() not work while another rule using resource.data works?

I've been working on a chat app in order to get used to Cloud Firestore. Below is the structure of its ... a-firestore-security-rule-using-get-not-work-while-another-rule-using...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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flutter - How do I get rid of "Incorrect use of ParentDataWidget" error?

I can't avoid the "Incorrect use of ParentDataWidget" error. The code below works - I want to be able to ... 65886838/how-do-i-get-rid-of-incorrect-use-of-parentdatawidget-error...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Nginx running ip access in browser work but dns timeout

I'm running into an issue that I can't solve myself... I'm running a Debian 10 server with nginx ... questions/65829027/nginx-running-ip-access-in-browser-work-but-dns-timeout...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Cannot store array values into $sum

i made this student class <?php Class Student { private $name; private $amountOfGrades; private $grades=array() ... .com/questions/65875652/cannot-store-array-values-into-sum...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Why am I getting SAS ERROR 22-322 syntax error

Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers. question from: ... 65872840/why-am-i-getting-sas-error-22-322-syntax-error...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - test is failing because flask is returning stream insted of json

I'm my flask app, I have an route/controller that creates something I call an entity: @api.route('/entities', ... /test-is-failing-because-flask-is-returning-stream-insted-of-json...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Why am I getting SAS ERROR 22-322 syntax error

Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers. question from: ... 65872840/why-am-i-getting-sas-error-22-322-syntax-error...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Pattern matching over nested `Union` types in Python

Building a Python library, I am using type hints to guarantee consistency over certain data representation. In ... /65912706/pattern-matching-over-nested-union-types-in-python...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net - Coinbase API Invalid SIgnature. C# .net core and httpClient

So i am trying to do the fairly basic task of getting my accounts. Whenever i try to do it i get ... /65866159/coinbase-api-invalid-signature-c-sharp-net-core-and-httpclient...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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matplotlib - How can I plot multiple line in the same graph in python?

I want to create this graph 1 in python using matplotlib. I created a list called generation that is initialized with ... -can-i-plot-multiple-line-in-the-same-graph-in-python...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to fetch a data without using useffect or setTimeout and add loader in react hooks

DETAIL* const Detail = (props) { const { getLatest, getAll } = useRoom(); const [ rowData, setRowData ] = ... a-data-without-using-useffect-or-settimeout-and-add-loader-in-react...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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645 views

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ruby - Why does simple form not show validation error messages in Rails?

The :new view when redirected if validations are not matched and where I'd like to see the error messages: <%= ... /why-does-simple-form-not-show-validation-error-messages-in-rails...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - How to add a start tag and end tag separately in jQuery

so my question is how do I add the opening and closing tag separately using jQuery. For eg. <a class="test" href= ... /how-to-add-a-start-tag-and-end-tag-separately-in-jquery...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Both MoveWindow and SetWindowPos result in incorrect window position/size

I want to move and resize an application's window (ex: Notepad). I tried both MoveWindow and ... both-movewindow-and-setwindowpos-result-in-incorrect-window-position-size...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Why Won't The Card Expand?

I was looking to include a responsive card template into my project and used one of the templates from CodePen to do this. ... 87); } .overlay { position: absolute; top: 0; le...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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381 views

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PHP associative array foreach

I need to loop over the following array but we can assume that the array can be empty in some cases ... :https://stackoverflow.com/questions/65835437/php-associative-array-foreach...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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897 views

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anaconda - How to add package to conda environment without pip?

How can I add a package to an existing conda environment? If it is a python package I can use pip ... .com/questions/65911311/conda-in-linux-install-packages-in-an-environment...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vue.js - TypeError: Cannot read property 'replace' of undefined in the context of VueJS

I am filtering some of the characters from the string. I went across few questions which has a same problem ie ... cannot-read-property-replace-of-undefined-in-the-context-of-vuejs...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Issues referencing and mutating id_tree Rust

I'm at an impasse while using the id_tree crate. I'm using an id_tree to model the relationship between ... .com/questions/65894574/issues-referencing-and-mutating-id-tree-rust...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - GLSL shader compilation debugger results in a flood of the character x00 on the console

I am trying to debug my OpenGL shaders compilation but i'm having some strange output related to null characters I ... debugger-results-in-a-flood-of-the-character-x00-on-the...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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dom - web console javascript download-save document to .html

In the current opened page, using the web console, save document to .html or document inside an <iframe ... questions/65838243/web-console-javascript-download-save-document-to-html...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cmd - Parsing DNS info to .txt file

I need to get the DNS info, which can be found under ipconfig /all but when I try it using SETLOCAL ( ... https://stackoverflow.com/questions/65893346/parsing-dns-info-to-txt-file...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - I can't make dino jump

the complete code is on gitgub. full code on github the chrome game dino, dino is not jumping. thats handle ... :https://stackoverflow.com/questions/65846396/i-cant-make-dino-jump...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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