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How to get the insert ID in JDBC?
....
Here's a basic example:
public void create(User user) throws SQLException {
try (
Connection connection = dataSource.getConnection();
PreparedStatement statement = connection.prepareStatement(SQL_INSERT,
Statement.RETURN_GENERATED_KEYS);...
Difference between `npm start` & `node app.js`, when starting app?
I have installed an application using the command express new 'filename' . I have just learned that you can start an application using:
...
JavaScript module pattern with example [closed]
...ern, you need to understand these concept first:
Immediately-Invoked Function Expression (IIFE):
(function() {
// Your code goes here
}());
There are two ways you can use the functions. 1. Function declaration 2. Function expression.
Here are using function expression.
What is namespace...
count vs length vs size in a collection
...om using a number of programming languages and libraries I have noticed various terms used for the total number of elements in a collection.
...
jQuery find parent form
... I'm trying to use the above in this way: $(".each img").click(function() { $(this).closest("form").show(); }); But I can't seem to get it to work. :/
– Alisso
Jun 22 '12 at 1:47
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What's the difference between Jetty and Netty?
...ty is a lightweight servlet container, easy to embed within a java application, there is an easy to use jetty client also.
Netty is an asynchronous event-driven network application framework.
You can write your own servlet container or http client app with help of the Netty framework for example.
...
EF Code First: How do I see 'EntityValidationErrors' property from the nuget package console?
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I got annoyed by this recently too. I fixed it by putting a wrapper function in the Configuration class in the Seed method, and replaced calls to SaveChanges with calls to my function instead. This function would simply enumerate the errors within the EntityValidationErrors collection, and rethro...
How to run an EXE file in PowerShell with parameters with spaces and quotes
...ly need to quote parameter/argument pairs that contain spaces and/or quotation chars. When you invoke an EXE file like this with complex command line arguments it is usually very helpful to have a tool that will show you how PowerShell sends the arguments to the EXE file. The PowerShell Community Ex...
Is it possible to await an event instead of another async method?
....WaitAsync();
Alternatively, you can use an instance of the TaskCompletionSource<T> Class to create a Task<T> that represents the result of the button click:
private TaskCompletionSource<bool> tcs = new TaskCompletionSource<bool>();
// complete task in event
tcs.SetResu...
tomcat - CATALINA_BASE and CATALINA_HOME variables
...e and the CATALINA_HOME environment variable to the common Tomcat installation whose files will be shared between the two instances.
The CATALINA_BASE environment is optional if you are running a single Tomcat instance on the host and will default to CATALINA_HOME in that case. If you are running m...