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Where to use EJB 3.1 and CDI?
I am making a Java EE based product in which I'm using GlassFish 3 and EJB 3.1.
2 Answers
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How can I get a JavaScript stack trace when I throw an exception?
...n simply call: console.trace(); (MDN Reference)
Edit 1 (2013):
A better (and simpler) solution as pointed out in the comments on the original question is to use the stack property of an Error object like so:
function stackTrace() {
var err = new Error();
return err.stack;
}
This will ge...
Why use apparently meaningless do-while and if-else statements in macros?
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The do ... while and if ... else are there to make it so that a
semicolon after your macro always means the same thing. Let's say you
had something like your second macro.
#define BAR(X) f(x); g(x)
Now if you were to use BAR(X); in an if ...
How can I use goto in Javascript?
...led Summer of Goto that allows you use JavaScript at its fullest potential and will revolutionize the way you can write your code.
This JavaScript preprocessing tool allows you to create a label and then goto it using this syntax:
[lbl] <label-name>
goto <label-name>
For example, the ex...
Greenlet Vs. Threads
I am new to gevents and greenlets. I found some good documentation on how to work with them, but none gave me justification on how and when I should use greenlets!
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How to extract numbers from a string and get an array of ints?
...able (basically an English sentence with an unspecified number of numbers) and I'd like to extract all the numbers into an array of integers. I was wondering whether there was a quick solution with regular expressions?
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What does character set and collation mean exactly?
I can read the MySQL documentation and it's pretty clear. But, how does one decide which character set to use? On what data does collation have an effect?
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adb server version doesn't match this client
...robably came out because ADB from Genymotion conflicted with your ADB from Android SDK(using same port number), to fix this simply go to settings => choose ADB tab => click on the option Use custom Android SDK Tools and set your SDK folder
after you configure this, try to restart your adb b...
Visual Studio displaying errors even if projects build
I have a problem with Visual Studio on a C# solution. It displays totally random errors, but the projects build. Right now, I have 33 files with errors, and I can see red squiggly lines in all of them.
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Kill a Process by Looking up the Port being used by it from a .BAT
In Windows what can look for port 8080 and try to kill the process it is using through a .BAT file?
14 Answers
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