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Sorry about the chinese character in this picture. It basicly mean "this is no such program" when I try ... ://stackoverflow.com/questions/65905209/cant-run-python-in-powershell...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Maatwebsite Laravel Excel queued export serialization error

I am using MaatwebsiteExcel to handle data exports in my application. Some of the exports are ... questions/65924011/maatwebsite-laravel-excel-queued-export-serialization-error...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sass - Use scss in django: scss compiled into css in CACHE "applyed" but "override" by default bootstrap theme

EDIT 1 to test, I just change primary from blue to purple My scss seems to be compiled and get (return 200) ... -in-django-scss-compiled-into-css-in-cache-applyed-but-override-by...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Hyperledger fabric peers panic due to previous block hash mismatch

I have a hyperledger fabric network with 2 organizations and 2 peers per organization. I restored the network ... -fabric-peers-panic-due-to-previous-block-hash-mismatch...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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spring boot - Intercept kafka poll request with SpringAOP

I would like to intercept the kafka poll request in order to log some informations like response time, ... .com/questions/65830090/intercept-kafka-poll-request-with-springaop...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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can't run python in powershell

Sorry about the chinese character in this picture. It basicly mean "this is no such program" when I try ... ://stackoverflow.com/questions/65905209/cant-run-python-in-powershell...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Maatwebsite Laravel Excel queued export serialization error

I am using MaatwebsiteExcel to handle data exports in my application. Some of the exports are ... questions/65924011/maatwebsite-laravel-excel-queued-export-serialization-error...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sass - Use scss in django: scss compiled into css in CACHE "applyed" but "override" by default bootstrap theme

EDIT 1 to test, I just change primary from blue to purple My scss seems to be compiled and get (return 200) ... -in-django-scss-compiled-into-css-in-cache-applyed-but-override-by...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - When creating a MERN application, I need to create a POST request from frontend to the backend, but the request body is empty

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asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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module - Angular 10 use a component inside an other (error : is not a known element)

I am encountering a problem. I'm starting an application with Angular 11. I'm trying to create a resister page: ... use-a-component-inside-an-other-error-is-not-a-known-element...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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module - Angular 10 use a component inside an other (error : is not a known element)

I am encountering a problem. I'm starting an application with Angular 11. I'm trying to create a resister page: ... use-a-component-inside-an-other-error-is-not-a-known-element...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Maven "Invalid content was found starting with element"

Not sure why this happens, but I'm trying to fix an issue with signed jars in a minecraft plugin, I ... </dependency> <dependency> <groupId>net.goldtreeservers</groupId> <artifact...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - Hiding some items while the specific items pops on mouse hover . how? i am practicing making a dropdown menu

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asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Maven "Invalid content was found starting with element"

Not sure why this happens, but I'm trying to fix an issue with signed jars in a minecraft plugin, I ... </dependency> <dependency> <groupId>net.goldtreeservers</groupId> <artifact...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - Hiding some items while the specific items pops on mouse hover . how? i am practicing making a dropdown menu

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asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - I get the error : Cannot read property 'then' of undefined when I run my react project

I get the error : Cannot read property 'then' of undefined when I run my react project The code is as follows ... cannot-read-property-then-of-undefined-when-i-run-my-react-p...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - FileNotFoundError: [Errno 2] No such file or directory , adding 'r' prefix adds an extra slash which makes the directory don't exist

I am using google colab, and this should be a simple problem but mine is so confusing. My program just couldn't ... -errno-2-no-such-file-or-directory-adding-r-prefix-adds...

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python - FileNotFoundError: [Errno 2] No such file or directory , adding 'r' prefix adds an extra slash which makes the directory don't exist

I am using google colab, and this should be a simple problem but mine is so confusing. My program just couldn't ... -errno-2-no-such-file-or-directory-adding-r-prefix-adds...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python 3.x - How can I take out an object from an image to remove the background?

I have a uint8 image and a mask of it (float32). The mask has ones where the object I want to keep is, and ... -can-i-take-out-an-object-from-an-image-to-remove-the-background...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python 3.x - How can I take out an object from an image to remove the background?

I have a uint8 image and a mask of it (float32). The mask has ones where the object I want to keep is, and ... -can-i-take-out-an-object-from-an-image-to-remove-the-background...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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discord.py - Programming a Discord bot in Python- Having some trouble hosting my bot on Heroku

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asp.net - Robots.txt Content displaying when accessing the website

When accessing the websites of our web server(IIS), it displays the robots.txt content and not the ... questions/65934096/robots-txt-content-displaying-when-accessing-the-website...

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node.js - Why is my Node API working locally, but not on Heroku?

Problem I have deployed a Node.js/Express.js/Mongoose API to Heroku, however when I hit the endpoints I get a 503 ... 65829611/why-is-my-node-api-working-locally-but-not-on-heroku...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Windows Defender Firewall has blocked some features of Android Studio

Should I allow the application to access? Which choice should I choose if I allow it to access, private ... /windows-defender-firewall-has-blocked-some-features-of-android-studio...

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python - Keras LSTM Binary Classification Output

I am doing binary classification for a time series with keras LSTM. How could I extract the final ... /stackoverflow.com/questions/65939879/keras-lstm-binary-classification-output...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to take this kind of a STDIN inputs in c++?

In lots of hackathon they provide testcases. So in those test cases they provide inputs in different ways through STDIN. This is ... /how-to-take-this-kind-of-a-stdin-inputs-in-c...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - Is it possible to add just one page to existing sire project via PUG when the rest is written in simple HTML5?

So I have a simple site at hand, written with HTML5 and Less CSS. Now I have to add a market-page to it and I ... to-add-just-one-page-to-existing-sire-project-via-pug-when-the-re...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - Is it possible to add just one page to existing sire project via PUG when the rest is written in simple HTML5?

So I have a simple site at hand, written with HTML5 and Less CSS. Now I have to add a market-page to it and I ... to-add-just-one-page-to-existing-sire-project-via-pug-when-the-re...

asked Jul 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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