Recent questions tagged java

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - Importing self-signed cert into Docker's JRE cacert is not recognized by the service

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327 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - Group by month with criteria in Hibernate

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610 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - -XX:OnOutOfMemoryError="kill -9 %p" Problem

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558 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - ViewPager fragments disappear when change screen rotation

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331 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - How should I do hostname validation when using JSSE?

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187 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - How can I make branchless code?

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305 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - Can I generate an HPROF file at will?

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234 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - What are the advantages of @ControllerAdvice over @ExceptionHandler or HandlerExceptionResolver for handling exceptions?

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273 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - how to show milliseconds in days:hours:min:seconds

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431 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java native interface - How to access arrays within an object with JNI?

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306 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - Jackson: Ignore Json configuration value

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397 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - Mono switchIfEmpty() is always called

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170 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - Binary Semaphore vs a ReentrantLock

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380 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - HTTPS connection with client certificate in an android app

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123 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - Lock screen orientation when targeting Android API 27 with a non-opaque activity

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266 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - After upgrading to Java8, javac still shows 1.7

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206 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - Liquibase or Flyway database migration alternative for Elasticsearch

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209 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - How to configure Spring JavaMailSenderImpl for Gmail

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122 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - When should AccessController.doPrivileged() be used?

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147 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - Convert an ArrayList to an object array

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122 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - Add my custom http header to Spring RestTemplate request / extend RestTemplate

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636 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - How to create an annotation that is a group of Jackson annotations?

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303 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - RxJava - fetch every item on the list

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135 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - What is the recommended way to wait till the Completable future threads finish

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879 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - ObjectMapper can't deserialize without default constructor after upgrade to Spring Boot 2

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934 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - Redirect pages in JSP?

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157 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - OpenCSV: How to create CSV file from POJO with custom column headers and custom column positions?

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1.1k views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

java - How much memory do Enums take?

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266 views 1 answer

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