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What is a Context Free Grammar?
...y and then the Wikipedia entry on formal grammar, I am left utterly and totally befuddled. Would someone be so kind as to explain what these things are?
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Auto-size dynamic text to fill fixed size container
...xt into a fixed size div. What i want is for the font size to be automatically adjusted so that the text fills the box as much as possible.
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How do you sort a dictionary by value?
...ry in myDict orderby entry.Value ascending select entry;
This would also allow for great flexibility in that you can select the top 10, 20 10%, etc. Or if you are using your word frequency index for type-ahead, you could also include StartsWith clause as well.
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How do I create a Bash alias?
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You can add an alias or a function in your startup script file. Usually this is .bashrc, .bash_login or .profile file in your home directory.
Since these files are hidden you will have to do an ls -a to list them. If you don't have one you can create one.
If I remember correctly, when I...
How does one generate a random number in Apple's Swift language?
... introduces new easy-to-use random functions for many data types.
You can call the random() method on numeric types.
let randomInt = Int.random(in: 0..<6)
let randomDouble = Double.random(in: 2.71828...3.14159)
let randomBool = Bool.random()
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Resolve absolute path from relative path and/or file name
...e current working directory, which is obviously not what you want.
Personally, I often use the %~dp0%~1 idiom in my batch file, which interpret the first argument relative to the path of the executing batch. It does have a shortcoming though: it miserably fails if the first argument is fully-quali...
How to determine the content size of a UIWebView?
...he wrong frame size by the fitting size. This sounds terrible but it's actually not that bad. Since we do both frame changes right after each other, the view isn't updated and doesn't flicker.
Of course, we have to wait until the content has been loaded, so we put the code into the -webViewDidFinis...
Titlecasing a string with exceptions
... Python to titlecase a string (i.e. words start with uppercase characters, all remaining cased characters have lowercase) but leaving articles like and , in , and of lowercased?
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Sound effects in JavaScript / HTML5
...io objects directly:
var snd = new Audio("file.wav"); // buffers automatically when created
snd.play();
There's no support for mixing in current version of the spec.
To play same sound multiple times, create multiple instances of the Audio object. You could also set snd.currentTime=0 on the obj...
Using “like” wildcard in prepared statement
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@Alain: Thank you. Just wondering, does this apply to all RDBMS the world is aware of? Perhaps '%' || ? || '%' as mentioned in 1st comment was better, after all? I don't have the opportunity to experiment right now.
– BalusC
Dec 23 '15 at 2...