Recent questions tagged Java

0 votes

156 views

1 answer

java - How to view all items of Errors under Problems View in Eclipse Editor

I had checked out a Project from Our CVS. When I tried to build it in Eclipse by adding some jars, it ... am also getting these errors. Thanks. See Question&Answers more detail:os...

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

0 votes

236 views

1 answer

java - How to show if a method may return null

After posting this question and reading that one I realized that it is very important to know if a method is ... it has its advantages, too. See Question&Answers more detail:os...

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

0 votes

128 views

1 answer

java - Android Studio threaded debugging

I've been having trouble debugging a multithreaded app with Android Studio 1.1. It seems as if when a ... debugging multiple threads at once? See Question&Answers more detail:os...

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

0 votes

309 views

1 answer

java - How to specify a classifier in a gradle dependency's dependency?

Say I want to add guice-assistedinject as a dependency in my project. It specifies the guice artifact as a ... ', classifier: 'no_aop' } See Question&Answers more detail:os...

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

0 votes

634 views

1 answer

java - What is Eclipse doing when it says that it's updating indexes?

When I load up a workspace (for Android Java development), Eclipse says in the status bar that it's updating ... how do I safely remove it? See Question&Answers more detail:os...

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

0 votes

272 views

1 answer

java - How can I convert POI HSSFWorkbook to bytes?

Calling Simple toBytes() does produce the bytes but exel throws Warning. Lost Document information Googling around ... getting any warning . See Question&Answers more detail:os...

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

0 votes

643 views

1 answer

java - mock nested method calls using mockito

I have got 4 classes lets says A, B, C, D each calling on methods from another one. now I have mocked ... shot? Any help would be appreciated. See Question&Answers more detail:os...

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

0 votes

215 views

1 answer

java - problem with INIT=RUNSCRIPT and relative paths

I use maven conventions for source paths (src/main src/test) and i have my sql scripts in src/main/resources/ ... to make this work ? Thanks See Question&Answers more detail:os...

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

0 votes

231 views

1 answer

java - GWT: Capturing URL parameters in GET request

I need to build a GWT application that will be called by an external application with specific URL parameters. ... inside the GWT application? See Question&Answers more detail:os...

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

0 votes

242 views

1 answer

java - Variables in jsp pages with "included" pages

What are the scoping rules for variables in a jsp page with pages added to them using tags? My understanding is ... it in the child ones? See Question&Answers more detail:os...

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

0 votes

251 views

1 answer

java - Maven dependency management for plugin dependencies

Recently, I came accross the following problem : As I set up dependency management for my project, I had child ... does not answer my question See Question&Answers more detail:os...

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

0 votes

322 views

1 answer

java - Is there a way to ignore the 'Unreachable statement' error?

Is it possible to somehow ignore this error? I find it much easier to just put return in front of the code ... overlap and behave badly)... See Question&Answers more detail:os...

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

0 votes

188 views

1 answer

java - String: How to replace multiple possible characters with a single character?

I would like to replace all '.' and ' ' with a '_' but I don't like my code... is there a more ... because I want it lower-cased as well... See Question&Answers more detail:os...

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

0 votes

291 views

1 answer

java - Jackson - @JsonTypeInfo property is being mapped as null?

I have this response: { "id":"decaa828741611e58bcffeff819cdc9f", "statement":"question statement", "exercise_type":" ... i can solve this? See Question&Answers more detail:os...

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

0 votes

177 views

1 answer

java - Listing files in a directory in Clojure

How can I create a list out of all of the files in a specific directory in Clojure? Do I have to ... or can Clojure handle this natively? See Question&Answers more detail:os...

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

0 votes

340 views

1 answer

java - Option to ignore case with .contains method?

Is there an option to ignore case with .contains() method? I have an ArrayList of DVD object. Each DVD ... like it to be case insensitive. See Question&Answers more detail:os...

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

0 votes

457 views

1 answer

java - What is the proper annotation since @SpringApplicationConfiguration, @WebIntegration, is deprecated in Spring Boot Framework?

What is the proper annotation since @SpringApplicationConfiguration and @WebIntegration are deprecated as of Spring Boot ... unit testing. See Question&Answers more detail:os...

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

0 votes

293 views

1 answer

java - Regular Expression for matching parentheses

What is the regular expression for matching '(' in a string? Following is the scenario : I have a string str = " ... '(' doesn't seems to work. See Question&Answers more detail:os...

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

0 votes

328 views

1 answer

java - 'android-24' requires JDK 1.8 or later to compile

I use Android Studio and recently got the error: Error:Execution failed for task ':app:compileDebugJavaWithJavac'. ... to fix it? Thanks See Question&Answers more detail:os...

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

0 votes

345 views

1 answer

java - I have an error: setOnItemClickListener cannot be used with a spinner, what is wrong?

Kindly This is my code below, and I am pasting the error messages underneath: I am trying to use setOnItemClickListener on ... 694): ... 11 more See Question&Answers more detail:os...

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

0 votes

380 views

1 answer

java - Encrypting AES key with RSA public key

I'm writing a small application for transferring files, more or less as a way to learn more of the programmatic ... but I'm not entirely sure. See Question&Answers more detail:os...

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

0 votes

142 views

1 answer

java - ResultSet#getDate() semantics

We migrated from to ojdbc6-11.2.0.3.0 to ojdbc7-12.1.0.1 and observed a change in the ResultSet#getDate() ... Have we encountered a driver bug? See Question&Answers more detail:os...

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

0 votes

160 views

1 answer

java - tomcat 6 thread pool for asynchronous processing

Short question: Within a Tomcat 6 app - how can I run a (separate) thread-pool? What is the best ... a ThreadPool solution? Any recommendation? See Question&Answers more detail:os...

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

0 votes

349 views

1 answer

java - Spring support for @Controller given by <context:component-scan /> vs <mvc:annotation-driven>

I've been researching what additional capabilities we have when using the mvc:annotation-driven tag and I'm having ... for any support on this. See Question&Answers more detail:os...

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

0 votes

255 views

1 answer

java - Android getOrientation() method returns bad results

I'm creating 3D Compass application. I'm using getOrientation method to get orientation (almost same implementation like ... , 1f); //AZIMUTH See Question&Answers more detail:os...

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

0 votes

240 views

1 answer

java - How a JAR file can read an external properties file

We have a connection pooling component (JAR file) for one of our application. As of now the application connection ... to connect, timeout etc. See Question&Answers more detail:os...

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

0 votes

437 views

1 answer

java - How to send an email using MS exchange server

I am trying to sent an email using my company's mail server. But I am getting the following exception Caused ... 's email address and password. See Question&Answers more detail:os...

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

0 votes

213 views

1 answer

java - How to programmatically change databases in Spring with one DataSource?

I'm looking to see what's the best way to use one DataSources in Spring but be able to switch the database ... switch databases when I need to? See Question&Answers more detail:os...

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

Categories

Just Browsing Browsing

Most popular tags