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Length of a JavaScript object
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The most robust answer (i.e. that captures the intent of what you're trying to do while causing the fewest bugs) would be:
Object.size = function(obj) {
var size = 0, key;
for (key in obj) {
if (obj.hasOwnProperty(key)) size++;
}
return size;
};
// Get the...
jQuery hasClass() - check for more than one class
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@iamchriswick: That's slightly different than what OP was asking for. .class1.class2 will match elements that have both classes, but they were looking for elements that match either class.
– Matchu
Mar 18 '16 at 18:51
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File system that uses tags rather than folders?
... are a mess, I try to structure them into folders with names that describe what they are in a recursive class break-down sense but later on I have trouble finding the file again when I go looking for it (the one file can possibly exist in many folders).
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How is OAuth 2 different from OAuth 1?
.... OAuth 2.0 has the notion of refresh tokens. While I'm not entirely sure what these are, my guess is that your access tokens can be short lived (i.e. session based) while your refresh tokens can be "life time". You'd use a refresh token to acquire a new access token rather than have the user re-au...
Can a CSV file have a comment?
...ding the code interpreting the data can be achieved via comment and '#' is what I have more often seen and used: #Csv/Version 1.9 Time,ValueA,ValueB 0.0, 123, 456 0.1, 123, 349
– Crog
Aug 25 at 8:31
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to_string is not a member of std, says g++ (mingw)
...n the same source file compiler doesn't complain. I'm trying to figure out what's wrong.
– Nikos
Oct 5 '16 at 19:06
1
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Convert XLS to CSV on command line
...ths must either be absolute, or in the user "data" directory (I'm not sure what is the exact name in english). I still haven't figured out how to solve that, I'm not doing much vbscript! :)
– plang
May 31 '12 at 14:09
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MySQL - Rows to Columns
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I'm going to add a somewhat longer and more detailed explanation of the steps to take to solve this problem. I apologize if it's too long.
I'll start out with the base you've given and use it to define a couple of terms that I'll use for the re...
libxml/tree.h no such file or directory
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Don't do what that says when it asks you to add "/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS2.0.sdk/usr/include/libxml2" to the Header Search Path. Add "/usr/include/libxml2 instead. That makes your project independ...
List comprehension in Ruby
...ms to be some confusion amongst Ruby programmers in this thread concerning what list comprehension is. Every single response assumes some preexisting array to transform. But list comprehension's power lies in an array created on the fly with the following syntax:
squares = [x**2 for x in range(10...