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What is an EJB, and what does it do?
...y not just stick to POJO?)
IF you need a component that accesses the database, or accesses other connectivity/ directory resources, or is accessed from multiple clients, or is intended as a SOA service, EJBs today are usually "bigger, stronger, faster (or at least more scalable) and simpler" than ...
How to configure an app to run correctly on a machine with a high DPI setting (e.g. 150%)?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Can PostgreSQL index array columns?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Call An Asynchronous Javascript Function Synchronously
...ay on-purpose to retrofit an asynchronous call into a very synchronous codebase that is many thousands of lines long and time doesn't currently afford the ability to make the changes to "do it right." It hurts every fiber of my being, but reality and ideals often do not mesh. I know this sucks.
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What are queues in jQuery?
...
+1. I'm working on a jQuery-based user script that needs to connect to a PHP script as if it were another PHP script running on the client -- one HTTP request/other operation at a time, so this will definitely be helpful. Just a question: jQuery require...
MySQL stored procedure vs function, which would I use when?
...ored procedures and stored functions) are associated with a particular database, just like tables or views. When you drop a database, any stored routines in the database are also dropped.
Stored procedures and functions do not share the same namespace. It is possible to have a procedure and a funct...
Is it possible to set the equivalent of a src attribute of an img tag in CSS?
...ts of one of the two hidden images to change the image background in #img1 based on the ID Selector via CSS:
#img1 {
width: 480px;
height: 320px;
background: -moz-element(#pic1) no-repeat;
background-size: 100% 100%;
}
.hide {display: none}
Notes: It's experimental and only wor...
Edit a commit message in SourceTree Windows (already pushed to remote)
...right before it:
Step 2
Right-click on the selected commit and click Rebase children...interactively:
Step 3
Select the commit that you want to edit, then click Edit Message at the
bottom. In this case, I'm selecting the commit with the message "FOOBAR!":
Step 4
Edit the commit message, ...
How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?
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Pointers in C: when to use the ampersand and the asterisk?
...which is different from an array of pointers (T *[N]) and a pointer to the base type (T *).
When dealing with functions and pointers, the rule to remember is: if you want to change the value of an argument and have it reflected in the calling code, you must pass a pointer to the thing you want to...