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What is difference between sjlj vs dwarf vs seh?

...andling? The Dwarf-2 EH implementation for Windows is not designed at all to work under 64-bit Windows applications. In win32 mode, the exception unwind handler cannot propagate through non-dw2 aware code, this means that any exception going through any non-dw2 aware "foreign frames" co...
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How do I show/hide a UIBarButtonItem?

... Save your button in a strong outlet (let's call it myButton) and do this to add/remove it: // Get the reference to the current toolbar buttons NSMutableArray *toolbarButtons = [self.toolbarItems mutableCopy]; // This is how you remove the button from the toolbar and ...
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How to override Backbone.sync?

I'm trying out Backbone.js, and one of the things I'm trying is to make a call to a remote API, so I need to be able to override Backbone.sync, as I understand the documentation . ...
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Write to UTF-8 file in Python

...odecs.BOM_UTF8 is a byte string, not a Unicode string. I suspect the file handler is trying to guess what you really mean based on "I'm meant to be writing Unicode as UTF-8-encoded text, but you've given me a byte string!" Try writing the Unicode string for the byte order mark (i.e. Unicode U+FEFF)...
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image.onload event and browser cache

... As you're generating the image dynamically, set the onload property before the src. var img = new Image(); img.onload = function () { alert("image is loaded"); } img.src = "img.jpg"; Fiddle - tested on latest Firefox and Chrome releases. You can also use t...
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How do I turn off Oracle password expiration?

...FILE "DEFAULT" LIMIT PASSWORD_VERIFY_FUNCTION NULL; Then, reset password and unlock user account. It should never expire again: alter user user_name identified by new_password account unlock; share | ...
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Colorized Ruby output to the terminal [closed]

...orite gem! :-) Check it out: https://github.com/fazibear/colorize Installation: gem install colorize Usage: require 'colorize' puts "I am now red".red puts "I am now blue".blue puts "Testing".yellow share ...
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Sending message through WhatsApp

...en/android/26000030/?category=5245251 WhatsApp's Click to Chat feature allows you to begin a chat with someone without having their phone number saved in your phone's address book. As long as you know this person’s phone number, you can create a link that will allow you to start a chat w...
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Determine device (iPhone, iPod Touch) with iOS

... the device running an application. I want to distinguish between iPhone and iPod Touch , if possible. 31 Answers ...
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How unique is UUID?

...om numbers. However, it seems to me that given enough time, it would eventually repeat it self, just by pure chance. Is there a better system or a pattern of some type to alleviate this issue? ...