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Why is spawning threads in Java EE container discouraged?
...ds inside a Java EE container. But when I come to think about it, I don't know the reason.
9 Answers
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Get model's fields in Django
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Thank you Will. Good to know that other people are using _meta as well. I like the idea of having a wrapper function. Lazerscience, thank you also. Good to know there is a nice method to get the many_to_many fields. Joe
– Joe...
C++ “virtual” keyword for functions in derived classes. Is it necessary?
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@Rasmi, the new portability guide is here, but now it recommends to use the override keyword.
– Sergei Tachenov
Sep 14 '16 at 18:36
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In Java, how do I convert a byte array to a string of hex digits while keeping leading zeros? [dupli
... No external dependencies, nice & short. Plus, if you know you have 16 bytes / 32 hex digits, your solution condenses to an easy one-liner. Cool!
– Roboprog
Apr 6 '13 at 1:06
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Is REST DELETE really idempotent?
...LETE http://example.com/account/123 then the effect is that account 123 is now deleted from the server. That is the one and only effect, the one and only change to the state of the server. Now lets say you do the same DELETE http://example.com/account/123 request again, the server will respond diff...
Replacement for Google Code Search? [closed]
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Open Hub Code Search has now been discontinued, but Sourcegraph lets you search for code and see how other coders are calling/using libraries. (I'm affiliated with Sourcegraph.)
– sqs
Jun 14 '16 at 21:23
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Why use JUnit for testing?
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That's not testing, that's "looking manually at output" (known in the biz as LMAO). More formally it's known as "looking manually for abnormal output" (LMFAO). (See note below)
Any time you change code, you must run the app and LMFAO for all code affected by those changes. Even in ...
Take screenshots in the iOS simulator
...is an option
Menubar ▶ Window ▶ Enable "Show Device Bezel"
Now,
Press ⌘ + shift + 4 + Spacebar, all together in Mac Keyboard. (A window snap capture mode will become active)
Select Simulator window/frame, that you want to capture. It will save screenshot with device bezel (with ...
How to change Hash values?
... probably safe, because the modification doesn't change future iterations. Now if another key (that wasn't the one passed to the block) was assigned, then there would be trouble.
– Kelvin
Mar 20 '12 at 18:15
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Java JDBC - How to connect to Oracle using Service Name instead of SID
... Jim Tough on May 18 '11 at 15:17. With that answer I was able to connect. Now I want to give back and help others with a complete example. Here goes:
import java.sql.*;
public class MyDBConnect {
public static void main(String[] args) throws SQLException {
try {
String...