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273 views

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Sum Values for Multiple Distinct Results within SQL Select query

I have the following data set: Worker Hours Johnny 8 Johnny 7 Johnny 4 Liz 7 Liz 2 Sally 9 Sally 9 ... /65927999/sum-values-for-multiple-distinct-results-within-sql-select-query...

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

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240 views

1 answer

python - Matplotlib stacked histogram numpy.ndarray error

I am trying to make a stacked histogram using matplotlib by looping through the categories in the ... com/questions/65927966/matplotlib-stacked-histogram-numpy-ndarray-error...

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

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242 views

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python - pandas category that includes the closest greater value

I have the following dataframe: df = pd.DataFrame({'id': ['a', 'a', 'a', 'a', 'a' ... //stackoverflow.com/questions/65881093/pandas-category-that-includes-the-closest-greater-value...

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

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229 views

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python 3.x - command to get only the calling function in cscope

What is the command used to get only the calling function in cscope? For ctags to get only function header ... /65881088/command-to-get-only-the-calling-function-in-cscope...

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

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1.3k views

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use Stegano to hide a text in PNG by python

I want to hide some text in image but i have a bug: MY CODE: from stegano import slsb inImgePNG = input(Fore.RED ... /questions/65881077/use-stegano-to-hide-a-text-in-png-by-python...

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

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247 views

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python - Pytest run entire test suite with a selectable set-up fixture

I'd like to essentially "inherit" a pytest suite to test different implementations of a library using the same set ... pytest-run-entire-test-suite-with-a-selectable-set-up-fixture...

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

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785 views

1 answer

checksum - How to get only sha512sum of a file in Ubuntu 14?

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. question from:https:// ... how-to-get-only-sha512sum-of-a-file-in-ubuntu-14...

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

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204 views

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r - Function not recognized inside foreach loop

This question already has answers here: question from:https://stackoverflow.com/questions/65938922/function-not-recognized-inside-foreach-loop...

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

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614 views

1 answer

Adding custom action button in Woocommerce admin orders list

I've managed to create a custom column in Woocommerce admin orders page (Thanks to LoicTheAztec): // ... 65938913/adding-custom-action-button-in-woocommerce-admin-orders-list...

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

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273 views

1 answer

linux - Free memory is occupied

I have the free memory getting filled up pretty fast, It seems like the ec2-user is running a script ... from:https://stackoverflow.com/questions/65938949/free-memory-is-occupied...

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

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163 views

1 answer

sql - How to use WHERE and INNER JOIN together

Selected name, surname and sum of costs but it doesn't work. Is using WHERE possible here? SELECT DISTINCT ad, ... .com/questions/65546146/how-to-use-where-and-inner-join-together...

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

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804 views

1 answer

c++17 - Read/Print non-ASCII characters using C++

How read and print the first character of this array? (Not the whole string, only first character). char ... .com/questions/65545796/read-print-non-ascii-characters-using-c...

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

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270 views

1 answer

google chrome - Is there a way to bulk subscribe to all subreddits in a particular list programmatically (there is no built-in way to do this)

Currently the list is return-separated and " (break)" separated as well, but of course it could be in any ... -to-bulk-subscribe-to-all-subreddits-in-a-particular-list-programm...

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

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618 views

1 answer

python - How to see variables denoted by Greek letters in viscode's interactive window?

I'm currently using Python3.73 on VSCode. I execute the code on interactive window with Jupiter notebook. ... see-variables-denoted-by-greek-letters-in-viscodes-interactive-window...

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

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104 views

1 answer

How can make a custom extension for Dictionary in Swift?

I am trying to add a function to Dictionary, this func called add, which has 2 input values (key and value) ... /65545846/how-can-make-a-custom-extension-for-dictionary-in-swift...

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

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303 views

1 answer

r - Modifying shinyauthr for a flexdashboard

I have built an interactive flexdashboard that uses a runtime shiny and I would like to create a ... /stackoverflow.com/questions/65545721/modifying-shinyauthr-for-a-flexdashboard...

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

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417 views

1 answer

python - ValueError: shapes not aligned, but I don't understand the error

Hi I'm watching a youtube machine learning lecture and I'm copying the code that is written there. I get ... 65545661/valueerror-shapes-not-aligned-but-i-dont-understand-the-error...

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

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242 views

1 answer

javascript - How to show content after page has been reloaded when I reveal sections?

Hi I'm trying to show content after the page has been scrolled and revealed. This is the code, should I make ... to-show-content-after-page-has-been-reloaded-when-i-reveal-sections...

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

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623 views

1 answer

module - How do I make an embedded argument?

whenever i type $effect [pokemon type], I want to be able to see the embeds I made for that specific ... /stackoverflow.com/questions/65545500/how-do-i-make-an-embedded-argument...

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

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239 views

1 answer

sql - Select first row in each GROUP BY group?

As the title suggests, I'd like to select the first row of each set of rows grouped with a GROUP ... stackoverflow.com/questions/65545431/sql-inner-join-isnt-workin-like-expecting...

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

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76 views

1 answer

javascript - How to check member permissions via function [discord.js]

Currently I'm making a Discord Bot using discord.js and node.js. I have made a lot of moderation ... questions/65928040/how-to-check-member-permissions-via-function-discord-js...

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

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176 views

1 answer

Django: Testing LoginView throwing AssertionError

Quesiton I'm building a testing suite for my login process and immediately ran into a hiccup ... .com/questions/65928127/django-testing-loginview-throwing-assertionerror...

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

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349 views

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xaml - Can't create Bindable Property for custom ContentView

I have created a ContentView with a single Label (I plan to add more later). PageHeadingView.xaml < ... com/questions/65928180/cant-create-bindable-property-for-custom-contentview...

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

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634 views

1 answer

gnupg - Is there a method to decrypt a message without pubring.kbx?

Is there a way to decrypt a message without pubring.kbx? The problem: I lost my pubring.kbx and have no usable ... /is-there-a-method-to-decrypt-a-message-without-pubring-kbx...

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

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100 views

1 answer

javascript - Make a new JS Object using an old one, see description for example

This one is pretty straight forward, I think I just don't know what tool to use. I've got an object which looks ... -a-new-js-object-using-an-old-one-see-description-for-example...

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

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370 views

1 answer

javascript - Getting unexpected token, expected "," while trying to map an array in React

So, this is what I'm doing inside of the return: return ( <React.Fragment> <Styles> <Container> <Row ... getting-unexpected-token-expected-while-trying-to-map-an-array-in-react...

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

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539 views

1 answer

python - How to rescale images from [0,255] to [-1,1] with ImageDataGenerator?

I'm using ImageDataGenerator with flow_from_dataframe to load a dataset. ImageDataGenerator allows you to specify a rescaling ... -images-from-0-255-to-1-1-with-imagedatagenerator...

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

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258 views

1 answer

Rails replace simple ActiveRecord relation in case of big amount of data

In my app controller looks pretty simple: class ProductsController before_action :set_company def index @products = company. ... activerecord-relation-in-case-of-big-amount-of-data...

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

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