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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16.4k views 0 answers

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

c++ - What is an undefined reference/unresolved external symbol error and how do I fix it?

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162 views 1 answer

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

How do you parse and process HTML/XML in PHP?

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52 views 1 answer

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

php - mysqli_fetch_assoc() expects parameter / Call to a member function bind_param() errors. How to get the actual mysql error and fix it?

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167 views 1 answer

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

c - Why is “while ( !feof (file) )” always wrong?

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126 views 1 answer

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

php - mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc... expects parameter 1 to be resource

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175 views 1 answer

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

function - What is the scope of variables in JavaScript?

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206 views 1 answer

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

Is storing a delimited list in a database column really that bad?

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103 views 1 answer

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

r - How to reshape data from long to wide format

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302 views 1 answer

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

How do I get PHP errors to display?

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58 views 1 answer

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

Should I avoid the use of set(Preferred|Maximum|Minimum)Size methods in Java Swing?

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176 views 1 answer

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

python - How do you split a list into evenly sized chunks?

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356 views 1 answer

asked Oct 16, 2021 in Technique[技术] by 深蓝 (71.8m points)

How to format a JavaScript date

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75 views 1 answer