java - How tomcat deploys the jar packages required by the war package

The deployed war package is placed in the webapps folder. I currently have a war package that needs the support of an external jar package. Where can I place that jar package? Even those two projects require the top jar package. I don’t know if that counts. Even if it is a jar package, it needs more...

世界只因有你 2017-06-30 09:54:46 0  5  1216

Is there any toolkit like LAMP for java

LAMP is: linux+apache+mysql+php. So for Java development, is there an integrated installation package similar to tomcat+mysql+ssm+redis, which can be installed and configured in one go? If not, is it difficult to implement it?

我想大声告诉你 2017-05-31 10:34:13 0  4  911

java - Error when opening jar package

Usage: When building a jar package, I asked for help on how to solve this problem. Thank you.

怪我咯 2017-05-17 10:07:20 0  3  628

javascript - Closures, closures, closures, still don't understand closures

Closure Closure I still don’t understand. Seek to explain. {Code...} 1. There are a and i in the closure field in method c. So what is the difference between a and fwx.a? 2. How do I clear closures?

高洛峰 2017-05-19 10:14:40 0  5  681

java - CSV data format contains delimiters within quotation marks. How to write regular expression

Recently, a JAVA project encountered a CSV data separation problem, which includes character types, numeric types and null values. The character type has double quotes, the numeric type does not have double quotes, and some character fields also contain the delimiter "," . "800802&quo...

曾经蜡笔没有小新 2017-05-27 17:41:25 0  1  1009

firefox.FirefoxOptions;Which jar package does this need to be imported?

import org.openqa.selenium.firefox.FirefoxOptions; In the java environment, I found that this class reported an error. I don’t know which jar package needs to be imported? Please give me some guidance

未来 2018-10-26 16:26:18 0  0  1037

java-web - Java WEB: What kind of jar package must be placed under WEB-INF? If some packages are placed outside, tomcat will not be able to start.

There are two jar packages commons-fileupload-1.3.2.jar and commons-io-2.5.jar. I initially put these two packages outside like other packages, that is, after writing the relevant classes in External Libraries, web.xml configures servlet and mapping {code...} Then Tomcat cannot...

phpcn_u1582 2017-05-17 09:58:05 0  5  1065

java - intellij idea maven packaging always downloads the package, but I already have it locally?

Packaging through commands: {code...} pom.xml {code...} In addition to the referenced package, I only set: {code...} and jdk version configuration. Why do I have to download it every time?

我想大声告诉你 2017-07-05 10:26:07 0  3  1579

How to import a git repository that does not contain eclipse project files into eclipse

rt, there is a folder on git, which does not contain files such as .project. I want to import it into eclipse to form a java project. How to do it?

曾经蜡笔没有小新 2017-05-02 09:43:24 0  2  586

Closure

1. The principle of closure is understood through the teacher’s explanation! (The only thing unclear is what can be written in it. What can it be used for?) 2. Summary: Closure is a type of anonymous function; closure can be implemented through three methods: local variables, function parameters, an...

蓝色海洋117 2018-11-11 18:44:45 0  1  1084

java - Android Studio compiles and packages Apk error occurs

"Build APK: Errors while building APK. You can find the errors in the 'Messages' view." error occurs when packaging Apk My Gradle: {code...}

我想大声告诉你 2017-06-19 09:07:40 0  1  1334