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Searching for UUIDs in text with regex

... @cyber-monk: [0-9a-f] is identical to [a-f0-9] and [0123456789abcdef] in meaning and in speed, since the regex is turned into a state machine anyway, with each hex digit turned into an entry in a state-table. For an entry point into how this works, see en.wikipedia.org/wi...
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What's the best way to develop a sideswipe menu like the one in Facebook's new iOS app?

...ed into each iPhone app. Facebook has included it in their latest version and the new Gmail app appears to include it as well . I was wondering if anybody had thoughts on the most efficient way of developing something like this as it's becoming a more common interface element. While I have my o...
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Bash/sh - difference between && and ;

I normally use ; to combine more than one command in a line, but some people prefer && . Is there any difference? For example, cd ~; cd - and cd ~ && cd - seems to make the same thing. What version is more portable, e.g. will be supported by a bash-subset like Android's shell ...
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How to filter Android logcat by application? [duplicate]

How can I filter Android logcat output by application? I need this because when I attach a device, I can't find the output I want due to spam from other processes. ...
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Static and Sealed class differences

... of other types, based of this. Like some root class that can be inherited and instantiated, but can't inherit. Not sure why that'd be useful, but still – AustinWBryan May 20 '18 at 3:41 ...
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Can I comment out a line in a .git/config file?

...xy line on my repository configuration file that I would like to 'turn on and off' easily without having to remember and type again the whole configuration every time I'm behind or free from this proxied connection. ...
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“X does not name a type” error in C++

... When the compiler compiles the class User and gets to the MyMessageBox line, MyMessageBox has not yet been defined. The compiler has no idea MyMessageBox exists, so cannot understand the meaning of your class member. You need to make sure MyMessageBox is defined bef...
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How do you show animated GIFs on a Windows Form (c#)

...atever properties (for instance progress bar or percentage) can be updated and animation can be updated with Application.DoEvents() – Do-do-new Sep 4 '17 at 9:02 ...
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How to draw polygons on an HTML5 canvas?

... Create a path with moveTo and lineTo (live demo): var ctx = canvas.getContext('2d'); ctx.fillStyle = '#f00'; ctx.beginPath(); ctx.moveTo(0, 0); ctx.lineTo(100,50); ctx.lineTo(50, 100); ctx.lineTo(0, 90); ctx.closePath(); ctx.fill(); ...
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Bootstrap modal appearing under background

I have used the code for my modal straight from the Bootstrap example, and have included only the bootstrap.js (and not bootstrap-modal.js). However, my modal is appearing underneath the grey fade (backdrop) and is non editable. ...