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What is a rune?

... Rune literals are just 32-bit integer values (however they're untyped constants, so their type can change). They represent unicode codepoints. For example, the rune literal 'a' is actually the number 97. Therefore your program is ...
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ObservableCollection not noticing when Item in it changes (even with INotifyPropertyChanged)

...iewModel : ViewModelBase { public ObservableCollection<EntityViewModel> ContentList { get { return _contentList; } } public CollectionViewModel() { _contentList = new ObservableCollection<EntityViewModel>(); _contentList.Collection...
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Is there a way to make mv create the directory to be moved to if it doesn't exist?

...ted directory). I am not sure how far this will work in other shells, but it might give you some ideas about what to look for. Here is an example using this technique: $ > ls $ > touch yourfile.txt $ > ls yourfile.txt $ > mkdir --parents ./some/path/; mv yourfile.txt $_ $ > ls -F s...
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In C, how should I read a text file and print all strings

... The simplest way is to read a character, and print it right after reading: int c; FILE *file; file = fopen("test.txt", "r"); if (file) { while ((c = getc(file)) != EOF) putchar(c); fclose(file); } c is int above, since EOF is a negative number, and a plain ...
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Parsing command-line arguments in C?

I'm trying to write a program that can compare two files line by line, word by word, or character by character in C. It has to be able to read in command line options -l -w -i or -- ... ...
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Configure Flask dev server to be visible across the network

...t when I run an app in dev mode ( http://localhost:5000 ), I cannot access it from other machines on the network (with http://[dev-host-ip]:5000 ). With Rails in dev mode, for example, it works fine. I couldn't find any docs regarding the Flask dev server configuration. Any idea what should be conf...
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A semantics for Bash scripts?

...r language I know, I've "learned" Bash by Googling every time I need some little thing. Consequently, I can patchwork together little scripts that appear to work. However, I don't really know what's going on, and I was hoping for a more formal introduction to Bash as a programming language. For ex...
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Table header to stay fixed at the top when user scrolls it out of view with jQuery

...eader will stay at the top of the page when AND ONLY when the user scrolls it out of view. For example, the table may be 500 pixels down from the page, how do I make it so that if the user scrolls the header out of view (browser detects its no longer in the windows view somehow), it will stay put a...
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MySQL connection not working: 2002 No such file or directory

...ock file is wrong. This is usually because you are using (LAMPP) XAMPP and it isn't in /tmp/mysql.sock Open the php.ini file and find this line: mysql.default_socket And make it mysql.default_socket = /path/to/mysql.sock ...
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What is the difference between Normalize.css and Reset CSS?

.... This may not be to everyone's taste. The best thing to do is experiment with both and see which gels with your preferences. Normalize.css corrects some common bugs that are out of scope for reset.css. It has a wider scope than reset.css, and also provides bug fixes for common problems like: displa...