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The difference between try/catch/throw and try/catch(e)/throw e
...nless you are simply using this to log the exceptions, should be avoided). Now look at these:
try { ... }
catch ()
{
/* ... */
throw;
}
try { ... }
catch (Exception e)
{
/* ... */
throw;
}
try { ... }
catch (Exception e)
{
/* ... */
throw e;
}
The first and second try-ca...
What is meant by “managed” vs “unmanaged” resources in .NET?
...lightly: an "unmanaged resource" is something the garbage-collector won't know how to clean up after if it's abandoned. A short-lived object's subscription to an event from a long-lived object, for example, would be an unmanaged resource even though both objects are under the control of the garbage-...
Is there a way to simulate the C++ 'friend' concept in Java?
...real so that the runtime will throw a NullPointerException if it is null.
Now boys :
package montague;
import capulet.Juliet;
public class Romeo {
public static final class Love { private Love() {} }
private static final Love love = new Love();
public static void cuddleJuliet() {
...
Environment variables for java installation
...te the path of the bin folder in the variable value
Click OK
The path is now set permanently.
TIP: The tool "Rapid Environment Editor" (freeware) is great for modifying the environment variables and useful in that case
TIP2: There is also a faster way to access the Environment Variables: press W...
How to compare dates in datetime fields in Postgresql?
...e reason of the problem and had given example that demonstrates the issue. Now user2866264 know why his query doesn't return expected rows and will decide what exactly solution is better for his unique case.
– Nicolai
Oct 19 '13 at 18:23
...
Google Chrome Extensions - Can't load local images with CSS
...
@ariera's link is here now: developer.chrome.com/extensions/manifest/…
– Ben
Jan 11 '17 at 15:08
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Read file line by line using ifstream in C++
... the OP used a space to delimit the two integers. I wanted to know if while (infile >> a >> b) would work if the OP used a as a comma a delimiter, because that is the scenario in my own program
– Edward Karak
Oct 18 '14 at 14:46
...
How do I pass the value (not the reference) of a JS variable to a function? [duplicate]
...change_selection(index);
});
})(i);
}
EDIT, 2013:
These are now commonly referred to as an IIFE
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Why does a RegExp with global flag give wrong results?
...oo Bar'));
re.lastIndex = 0;
result.push(re.test('Foo Bar'));
// result is now [true, true]
Having said that it may be more readable to create a new RegExp object each time (overhead is minimal as the RegExp is cached anyway):
result.push((/Foo B/gi).test(stringA));
result.push((/Foo B/gi).test(s...
Storing Objects in HTML5 localStorage
...ort for "num = parseFloat(localStorage.num);"
//Dates:
var date = Date.now();
localStorage.date = date;
date = new Date(parseInt(localStorage.date));
//Regular expressions:
var regex = /^No\.[\d]*$/i; //usage example: "No.42".match(regex);
localStorage.regex = regex;
var ...