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Why can't yield return appear inside a try block with a catch?
...exception that has been stuffed into the state machine "from the outside", by the code driving the iteration. But my reasons for wanting this are quite obscure.)
Actually one query I have about Jon's answer is to do with the yield return expression throwing.
Obviously yield return 10 isn't so bad....
Flask raises TemplateNotFound error even though template file exists
...dule
You can ask Flask to explain how it tried to find a given template, by setting the EXPLAIN_TEMPLATE_LOADING option to True. For every template loaded, you'll get a report logged to the Flask app.logger, at level INFO.
This is what it looks like when a search is successful; in this example th...
Why do people still use primitive types in Java?
...different objects. The 256 integers closest to zero [-128; 127] are cached by the JVM, so they return the same object for those. Beyond that range, though, they aren't cached, so a new object is created. To make things more complicated, the JLS demands that at least 256 flyweights be cached. JVM imp...
How to resize Twitter Bootstrap modal dynamically based on the content
...event fires immediately when the show instance method is called. If caused by a click, the clicked element is available as the relatedTarget property of the event.
shown.bs.modal This event is fired when the modal has been made visible to the user (will wait for CSS transitions to complete). If ca...
How do I draw a shadow under a UIView?
...class's implementation of drawRect: .
Any drawing that should be affected by the shadow setting needs to happen after
CGContextSetShadow(currentContext, CGSizeMake(-15, 20), 5);
but before
CGContextRestoreGState(currentContext);
So if you want the superclass's drawRect: to be 'wrapped' in a ...
Prevent nginx 504 Gateway timeout using PHP set_time_limit()
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Keep in mind these global settings will be overridden by per-site settings in /etc/nginx/sites-available/mysite.com.
– Mac
Jun 19 at 8:15
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What is mutex and semaphore in Java ? What is the main difference?
...ral there are two types of mutexes, recursive and non-recursive. Does Java by default use the recursive type?
– edA-qa mort-ora-y
Apr 24 '11 at 12:10
2
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Using a .php file to generate a MySQL dump
...ump as a string : you only need it written to a file, and this can be done by the command itself.
That external command will :
be a call to mysqldump, with the right parameters,
and redirect the output to a file.
For example :
mysqldump --user=... --password=... --host=... DB_NAME > /path...
How to display loading message when an iFrame is loading?
... @OZ_ it is not hard to turn the code above to vanilla javascript by using addEventListener and use querySelector + the styles property :-). In addition to that, the author of the question have tagged is as jquery. Can't get why was your message? :-)
– Minko Gechev
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Getting value of select (dropdown) before change
...
Track the value by hand.
var selects = jQuery("select.track_me");
selects.each(function (i, element) {
var select = jQuery(element);
var previousValue = select.val();
select.bind("change", function () {
var currentValue = select....