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Getting the HTTP Referrer in ASP.NET
I'm looking for a quick, easy and reliable way of getting the browser's HTTP Referrer in ASP.Net ( C# ). I know the HTTP Referrer itself is unreliable, but I do want a reliable way of getting the referrer if it is present.
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How to verify if a file exists in a batch file?
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You can use IF EXIST to check for a file:
IF EXIST "filename" (
REM Do one thing
) ELSE (
REM Do another thing
)
If you do not need an "else", you can do something like this:
set __myVariable=
IF EXIST "C:\folder with space\myfile.txt" set __myV...
Difference between e.target and e.currentTarget
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Ben is completely correct in his answer - so keep what he says in mind. What I'm about to tell you isn't a full explanation, but it's a very easy way to remember how e.target, e.currentTarget work in relation to mouse events and the display list:
e.target = The thing u...
Naming threads and thread-pools of ExecutorService
Let's say I have an application that utilizes the Executor framework as such
17 Answers
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Press alt + numeric in bash and you get (arg [numeric]) what is that?
... which normally acts in a forward direction, that command will act in a backward direction. For example, to kill text back to the start of the line, you might type 'M-- C-k'.
The general way to pass numeric arguments to a command is to type meta digits before the command. If the first 'digit' typed ...
How do I get a value of datetime.today() in Python that is “timezone aware”?
...tz library, which has a constantly updated database of most timezones.
Working with local timezones can be very tricky (see "Further reading" links below), so you may rather want to use UTC throughout your application, especially for arithmetic operations like calculating the difference between two...
Pointers in Python?
I know Python doesn't have pointers, but is there a way to have this yield 2 instead
9 Answers
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I need an unordered list without any bullets
...if you want to remove indentation as well.
See Listutorial for a great walkthrough of list formatting techniques.
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What is the difference between ArrayList.clear() and ArrayList.removeAll()?
...r clear():
public void clear() {
modCount++;
// Let gc do its work
for (int i = 0; i < size; i++)
elementData[i] = null;
size = 0;
}
The source code for removeAll()(As defined in AbstractCollection):
public boolean removeAll(Collection<?> c) {
boolean modif...
differences between 2 JUnit Assert classes
The JUnit framework contains 2 Assert classes (in different packages, obviously) and the methods on each appear to be very similar. Can anybody explain why this is?
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