16892 Developer Q&A Community

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

Welcome to Our Knowledge Sharing Community-Open, Learning,Share

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

performance - Why is the final reduce step extremely slow in this MapReduce? (HiveQL, HDFS MapReduce)

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

java - Trying to make simple PDF document with Apache poi

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

asp classic - Pure ASP upload with image detection

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

rust - How to use a struct's member as its own key when inserting the struct into a map without duplicating it?

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

java - Jackson parse json with unwraping root, but without ability to set @JsonRootName

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

Doing math in vb.net like Eval in javascript

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

c# - Generate 16-bit grayscale BitmapData and save to file

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

php - Single and double quotes together as HTML attribute value?

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

backtracking - Lights out game algorithm

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

dart - Polymer querySelector working on DartVM but not in Chrome after compile

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737 views 1 answer

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

java - org.apache.jasper.JasperException: The function test must be used with a prefix when a default namespace is not specified

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265 views 1 answer

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

python - Line reading chokes on 0x1A

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378 views 1 answer

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

jasper reports - How to hide textField for specified exporter. For example for not HTML

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

c# - A reproducible example of volatile usage

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

indexing - MATLAB - extracting rows of a matrix

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

How to convert json to xml using xslt

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

swiftui - Hosting Controller When Using iOS 14 @main

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

Returning value from asynchronous JavaScript method?

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137 views 1 answer

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

python - How to split strings inside a list by whitespace characters

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384 views 1 answer

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

arrays - type any? has no subscript members

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790 views 1 answer

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

asynchronous - Calling setState in render is not avoidable

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537 views 1 answer

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

How to refer to Excel objects in Access VBA?

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239 views 1 answer

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

c# - UWP update UI from Task

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418 views 1 answer

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

r - Reordering factor gives different results, depending on which packages are loaded

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

serialization - How can deserialization of polymorphic trait objects be added in Rust if at all?

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705 views 1 answer

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

cuda - Any particular function to initialize GPU other than the first cudaMalloc call?

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698 views 1 answer

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

swift - How can I get text to wrap in a UILabel (via UIViewRepresentable) without having a fixed width?

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766 views 1 answer

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

javascript - jquery ajax readystate 0 responsetext status 0 statustext error

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946 views 1 answer

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