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Access parent URL from iframe
...le to pass messages using postMessage(...), but other JS APIs are intentionally made inaccessible.
It's also still possible to get the URL depending on the context. See other answers for more details.
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Is it safe to get values from a java.util.HashMap from multiple threads (no modification)?
...ting thread makes the reference to the map visible to other threads.
Basically, the only possible race here is between the construction of the HashMap and any reading threads that may access it before it is fully constructed. Most of the discussion is about what happens to the state of the map obje...
Is it possible to stop JavaScript execution? [duplicate]
...will halt the page execution, and then your browser's developer tools will allow you to review the state of your page at the moment it was frozen.
Do you want to stop your application arbitrarily and by design?
On error?
Instead of trying to stop everything, let your code handle the error. Read a...
Can git be integrated with Xcode?
...
NOTE: despite all the up-votes, this answer is out of date as of June 2010
There's no git support within Xcode, but that's no reason not to use git for your Xcode projects. I've had good results managing my Xcode projects using the stan...
launch sms application with an intent
...
To start launch the sms activity all you need is this:
Intent sendIntent = new Intent(Intent.ACTION_VIEW);
sendIntent.setData(Uri.parse("sms:"));
You can add extras to populate your own message and such like this
sendIntent.putExtra("sms_body", ...
What is Type-safe?
...m:
int AddTwoNumbers(int a, int b)
{
return a + b;
}
If I tried to call that using:
int Sum = AddTwoNumbers(5, "5");
The compiler would throw an error, because I am passing a string ("5"), and it is expecting an integer.
In a loosely typed language, such as javascript, I can do the follow...
Echo a blank (empty) line to the console from a Windows batch file [duplicate]
...lank line from cmd.exe that is guaranteed to work (or work efficiently) in all situations.
With that in mind, here is a discussion of methods that have been recommended for outputting a blank line from cmd.exe. All recommendations are based on variations of the echo command.
echo.
While this w...
How to select following sibling/xml tag using xpath
I have an HTML file (from Newegg) and their HTML is organized like below. All of the data in their specifications table is ' desc ' while the titles of each section are in ' name. ' Below are two examples of data from Newegg pages.
...
Difference between if () { } and if () : endif;
... @alex It will work with curly brackets as well, but at least personally I find this way kind of clearer in things like this. Cause they you know that it is the end of an if, and not the end of a loop of some sort or something else. Think you have endfor and endwhile or something similar too....
How to test multiple variables against a value?
...lish sentence and guess that you are talking about the same comparison for all names here. You are looking for:
if x == 1 or y == 1 or z == 1:
x and y are otherwise evaluated on their own (False if 0, True otherwise).
You can shorten that using a containment test against a tuple:
if 1 in (x, y,...