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Error: Jump to case label
...code, if foo equals 1, everything is ok, but if it equals 2, we'll accidentally use the i variable which does exist but probably contains garbage.
switch(foo) {
case 1:
int i = 42; // i exists all the way to the end of the switch
dostuff(i);
break;
case 2:
dostuff(i*2); // i is ...
Resize image in PHP
I'm wanting to write some PHP code which automatically resizes any image uploaded via a form to 147x147px, but I have no idea how to go about it (I'm a relative PHP novice).
...
List files by last edited date
... Thanks, that's perfect. I added a -l in there too so I can actually see the dates so for anyone who searches this out later, it's- $ ls -lRt
– Marty
Sep 10 '09 at 12:27
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Eclipse Optimize Imports to Include Static Imports
Is there anyway to get Eclipse to automatically look for static imports? For example, now that I've finally upgraded to Junit 4, I'd like to be able to write:
...
Automatic popping up keyboard on start Activity
...ity with a lot of EditText's in them. When I open the activity it automatically focusses to the first EditText and displays the virtual keyboard.
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The difference between try/catch/throw and try/catch(e)/throw e
...he method containing that try-catch block.
Which one should you use? It really depends on each case.
Let's say you have a Person class with a .Save() method that will persist it into a database. Let's say that your application executes the Person.Save() method somewhere. If your DB refuses to save...
What are the differences between Deferred, Promise and Future in JavaScript?
...the differences between Deferreds, Promises and Futures?
Is there a generally approved theory behind all these three?
5 A...
ASP.NET MVC Html.ValidationSummary(true) does not display model errors
...rror you're adding has the key 'error' so it will not display in when you call ValidationSummary(true). You need to add your custom error message with an empty key like this:
ModelState.AddModelError(string.Empty, ex.Message);
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What does android:layout_weight mean?
... You do need the 0px. Example: you want to implement a table with two equally-sized columns. Each table row is a horizontal linear layout with two "table cells" (for example, TextViews), each one having layout_weight=.5. If you specify layout_width="wrap_content" on the "table cells," the conten...
How does zip(*[iter(s)]*n) work in Python?
... each element is x. *arg unpacks a sequence into arguments for a function call. Therefore you're passing the same iterator 3 times to zip(), and it pulls an item from the iterator each time.
x = iter([1,2,3,4,5,6,7,8,9])
print zip(x, x, x)
...