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UIGestureRecognizer on UIImageView

...nEnabled = YES; UIPinchGestureRecognizer *pgr = [[UIPinchGestureRecognizer alloc] initWithTarget:self action:@selector(handlePinch:)]; pgr.delegate = self; [imageView addGestureRecognizer:pgr]; [pgr release]; : : - (void)handlePinch:(UIPinchGestureRecognizer *)pinchGestureRecognizer { //handl...
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How to generate an entity-relationship (ER) diagram using Oracle SQL Developer

... is exported. To export in a vector format, use To PDF File, instead. This allows for simplified editing using Inkscape (or other vector image editor). These instructions may work for SQL Developer 3.2.09.23 to 4.1.3.20. sh...
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Reverse / invert a dictionary mapping

... For Python 2.7.x inv_map = {v: k for k, v in my_map.iteritems()} For Python 3+: inv_map = {v: k for k, v in my_map.items()} share | improve...
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iPhone: Detecting user inactivity/idle time since last screen touch

... touch or an Ended touch, to reduce the number of timer resets. NSSet *allTouches = [event allTouches]; if ([allTouches count] > 0) { // allTouches count only ever seems to be 1, so anyObject works here. UITouchPhase phase = ((UITouch *)[allTouches anyObject]).phase; ...
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RichTextBox (WPF) does not have string property “Text”

... @alvinmeimoun Actually, Paragraph() had a Paragraph(Inline) overload at least since .NET 3.5 (and Run(string) was also valid - it's even in the example). – Dragomok Jan 6 '17 at 9:57 ...
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How do I read configuration settings from Symfony2 config.yml?

... parameters: contact_email: somebody@gmail.com You should find the call you are making within your controller now works. share | improve this answer | follow ...
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What is exactly the base pointer and stack pointer? To what do they point?

Using this example coming from wikipedia, in which DrawSquare() calls DrawLine(), 8 Answers ...
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Double Negation in C++

...ernel). For GCC, they're implemented as follows: #define likely(cond) (__builtin_expect(!!(cond), 1)) #define unlikely(cond) (__builtin_expect(!!(cond), 0)) Why do they have to do this? GCC's __builtin_expect treats its parameters as long and not bool, so there needs to be some form of conver...
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Why use 'virtual' for class properties in Entity Framework model definitions?

... It allows the Entity Framework to create a proxy around the virtual property so that the property can support lazy loading and more efficient change tracking. See What effect(s) can the virtual keyword have in Entity Framework 4...
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How to close current tab in a browser window?

...ndow.close(); or you can specify a different window. So: function close_window() { if (confirm("Close Window?")) { close(); } } with HTML: <a href="javascript:close_window();">close</a> or: <a href="#" onclick="close_window();return false;">close</a> You r...