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How can I listen for a click-and-hold in jQuery?

...tartTrigger(e) { var $elem = $(this); $elem.data('mouseheld_timeout', setTimeout(function() { $elem.trigger('mouseheld'); }, e.data)); } function stopTrigger() { var $elem = $(this); clearTimeout($elem.data('mouseheld_timeout')); } ...
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Add Text on Image using PIL

...m PIL import ImageFont from PIL import ImageDraw img = Image.open("sample_in.jpg") draw = ImageDraw.Draw(img) # font = ImageFont.truetype(<font-file>, <font-size>) font = ImageFont.truetype("sans-serif.ttf", 16) # draw.text((x, y),"Sample Text",(r,g,b)) draw.text((0, 0),"Sample Text",(...
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What is the fastest way to check if a class has a function defined?

...tr() to get the attribute, and callable() to verify it is a method: invert_op = getattr(self, "invert_op", None) if callable(invert_op): invert_op(self.path.parent_op) Note that getattr() normally throws exception when the attribute doesn't exist. However, if you specify a default value (None...
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PHP random string generator

... To answer this question specifically, two problems: $randstring is not in scope when you echo it. The characters are not getting concatenated together in the loop. Here's a code snippet with the corrections: function generateRandomString($length = 10)...
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Remove excess whitespace from within a string

I receive a string from a database query, then I remove all HTML tags, carriage returns and newlines before I put it in a CSV file. Only thing is, I can't find a way to remove the excess white space from between the strings. ...
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How to make vim paste from (and copy to) system's clipboard?

...ent working file. It so happens I have to either open gedit or type it manually. 31 Answers ...
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How to perform case-insensitive sorting in JavaScript?

... Do mind that localeCompare's advanced options are not yet supported on all platforms/browsers. I know they are not used in this example, but just wanted to add for clarity. See MDN for more info – Ayame__ Jan 9 '14 at 15:05 ...
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Setting a system environment variable from a Windows batch file?

... The XP Support Tools (which can be installed from your XP CD) come with a program called setx.exe: C:\Program Files\Support Tools>setx /? SETX: This program is used to set values in the environment of the machine or currently logged on user using one of three...
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How to check if an object is a list or tuple (but not string)?

...quence; otherwise, if it is indexable or iterable, it's a sequence: def is_sequence(arg): return (not hasattr(arg, "strip") and hasattr(arg, "__getitem__") or hasattr(arg, "__iter__")) def srepr(arg): if is_sequence(arg): return '<' + ", ".join(srepr(x) f...
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Read url to string in few lines of java code

... Just don't forget you need to call Scanner#close() later. – Marcelo Dec 21 '12 at 3:55 2 ...