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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 494 views

Display help message with python argparse when script is called without any arguments

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

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1 answer 112 views

How do I check if a Sql server string is null or empty

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

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1 answer 696 views

security - Docker and securing passwords

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

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1 answer 330 views

iphone - Create a folder inside documents folder in iOS apps

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

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1 answer 411 views

java - ConnectionTimeout versus SocketTimeout

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

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1 answer 286 views

ios - How to determine height of UICollectionView with FlowLayout

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

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1 answer 376 views

javascript - How to find if div with specific id exists in jQuery?

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

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1 answer 360 views

android - " app-release.apk" how to change this default generated apk name

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

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1 answer 544 views

objective c - Set a custom subclass of UINavigationBar in UINavigationController programmatically

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

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1 answer 363 views

c# - If my interface must return Task what is the best way to have a no-operation implementation?

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

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1 answer 810 views

shell - Concatenating multiple text files into a single file in Bash

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

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1 answer 392 views

ruby - How to upgrade rubygems

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

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1 answer 538 views

sql - MySQL: How to copy rows, but change a few fields?

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

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1 answer 419 views

mercurial - Abandoning changes without deleting from history

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

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1 answer 477 views

navigation - Multiple pages tutorial in Google Web Toolkit (GWT)

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

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1 answer 175 views

Use PHP composer to clone git repo

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

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1 answer 341 views

Generate sql insert script from excel worksheet

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

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1 answer 328 views

Python pandas Filtering out nan from a data selection of a column of strings

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

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1 answer 310 views

c++11 - Refactoring with C++ 11

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

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1 answer 305 views

asp.net mvc 4 - How do I use my own database with SimpleMembership and WebSecurity? What is MVC4 security all about?

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

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1 answer 393 views

objective c - Best practice using NSLocalizedString

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

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1 answer 329 views

Video streaming over websockets using JavaScript

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

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1 answer 834 views

scala - Stream vs Views vs Iterators

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

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1 answer 424 views

html - How to remove/ignore :hover css style on touch devices

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

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1 answer 258 views

php - Why doesn't this code simply print letters A to Z?

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

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1 answer 307 views

java - Why does Iterable<T> not provide stream() and parallelStream() methods?

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

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1 answer 454 views

Rails migration for change column

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

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1 answer 234 views

javascript - How to check if a variable is not null?

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

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1 answer 264 views

iphone - iOS WebView remote html with local image files

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

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1 answer 722 views

c# - how to generate a unique token which expires after 24 hours?

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

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1 answer 393 views

Maven 3 warnings about build.plugins.plugin.version

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

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1 answer 515 views

configuration - Multiple commands in an alias for bash

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

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1 answer 292 views

html - How do I prevent the padding property from changing width or height in CSS?

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

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1 answer 279 views

How to create permanent PowerShell Aliases

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

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1 answer 385 views

java - When should we implement Serializable interface?

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

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