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Detect backspace in empty UITextField

...essed in the iPhone keyboard on a UITextField that is empty? I want to know when Backspace is pressed only if the UITextField is empty. ...
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Detect & Record Audio in Python

... had is whether there is a way to define the time period of the recording. Now it records a word? Can I play with it and have a record period of e.g. 10 seconds? Thanks! – Swan87 Apr 6 '16 at 14:26 ...
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How do I get the fragment identifier (value after hash #) from a URL?

... @SchalkKeun luckily, now in '18 it's almost gone. But for those who still have to deal with that legend should be aware of it. – Sebastiaan Ordelman Jun 22 '18 at 9:45 ...
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How to avoid reinstalling packages when building Docker image for Python projects?

...c66c7 As you can see above, this time docker uses cache during the build. Now, let's update requirements.txt: # requirements.txt pytest==2.3.4 ipython Below is the output of docker build: Sending build context to Docker daemon 5.12 kB Sending build context to Docker daemon Step 0 : FROM dockerf...
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changing source on html5 video tag

...tag, but it would always generate a failure on a javascript debug console. Now I know I can hold off on adding a 'source' until the user selects one. Till now, I didn't understand I needed to make the use CreateElement() to make a source, and then use appendChild() to add it to the video element! Fo...
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How are msys, msys2, and msysgit related to each other?

...ng on with these 3 versions of MSYS. (It's entirely possible I just don't know what to look for.) I do understand that MSYS is a minimal port of Linux tools to support development using MinGW, but I'm not clear on the relationship between the three of them or the teams that developed/maintain them. ...
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Using msbuild to execute a File System Publish Profile

I have a c# .Net 4.0 project created with VS2010 and now being accessed with VS2012. 7 Answers ...
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This project references NuGet package(s) that are missing on this computer

I have an ASP.NET MVC5 application that worked yesterday and now I am getting this error when I try to build: 18 Answers ...
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Javascript : natural sort of alphanumerical strings

... This is now possible in modern browsers using localeCompare. By passing the numeric: true option, it will smartly recognize numbers. You can do case-insensitive using sensitivity: 'base'. Tested in Chrome, Firefox, and IE11. Here's ...
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Best way to split string into lines

...ion<Action> measure = (Action func) => { var start = DateTime.Now; for (int i = 0; i < 100000; i++) { func(); } var duration = DateTime.Now - start; Console.WriteLine(duration); }; var input = ""; for (int i = 0; i < 100; i++) { input += "1 \r2\r\n3\n4...