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asked Feb 5, 2021 in Others[杂七杂八] by ostack (1.4k points)

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1 answer 434 views

Python pygame - bouncing ball (UnboundLocalError: local variable 'move_y' referenced before assignment)

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 260 views

c++ - order of evaluation of function parameters

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 205 views

PHP convert XML to JSON group when there is one child

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 406 views

java - How to automate Google Home Page auto suggestion?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 442 views

java - How to combine event listeners with "asking" for an event?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 246 views

javascript - Get data from html and <do some operation on it> and pass the data back to the front end using ajax or js

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 373 views

javascript - Add content of showModalDialog() to the clipboard Google Script

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 391 views

ios overlaying alpha channel video on another video

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 467 views

c# - Why an inherited interface can't be converted to its base interface in generic context?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 538 views

c# - How to build A WPF Datagrid with an unknown number of columns

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 264 views

python - memory issues when transforming np.array using to_categorical

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 443 views

python - how to know pygame.Rect's side that collide to other Rect?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 1.1k views

asp.net mvc - jQuery Chosen Dropdown validation client site doesn't work

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 781 views

list - Using a dict to translate numbers to letters in python

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 317 views

java - Is there any way I can rotate this 90 degrees?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 552 views

python - Pygame rotating cubes around axis

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 365 views

PHP 5.4 vs 5.3 app errors

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 266 views

c++ - Sobel derivative in OpenCV

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 288 views

Creating json in swift

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 469 views

mysql - Sum results of a few queries and then find top 5 in SQL

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 223 views

Java Swing Timer Countdown

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 484 views

cryptography - How to get truly random data, not random data fed into a PRNG seed like CSRNG's do?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 381 views

swift4 - How to asynchronous load image from a web-server in UICollectionView using NSCache

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 321 views

Reached end of file while parsing compilation error

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 756 views

mysql - How to transpose rows to columns with large amount of the data in BigQuery/SQL?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 375 views

c - fd leak, custom Shell

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 307 views

javascript - The onclick event does not work for options

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 175 views

Encoding Ruby on Rails code?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 194 views

How to map dynamic url /prj/noticeOpen/2 in Spring MVC controller

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 639 views

excel - How can I automate Save as dialog box in IE11 using VBA?

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 342 views

c# - Entity Framework Core: Guid Greater Than for Paging

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 280 views

javascript - combo box is getting vanished when an alert is coming

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 523 views

linux - get string length in inline GNU Assembler

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 230 views

Blackberry res folder naming convention

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer 289 views

R group by aggregate

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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