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JQuery - $ is not defined
...at error can only be caused by one of three things:
Your JavaScript file is not being properly loaded into your page
You have a botched version of jQuery. This could happen because someone edited the core file, or a plugin may have overwritten the $ variable.
You have JavaScript running before th...
Python: Check if one dictionary is a subset of another larger dictionary
...om filter method that takes an arbitrary number of kwargs and returns a list containing the elements of a database-like list that contain those kwargs .
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Difference Between Cohesion and Coupling
What is the difference between cohesion and coupling?
16 Answers
16
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Are global variables bad? [closed]
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The problem with global variables is that since every function has access to these, it becomes increasingly hard to figure out which functions actually read and write these variables.
To understand how the application works, you pretty much have to take int...
__FILE__ macro shows full path
...redefined macro __FILE__ available in C shows the full path to the file. Is there any way to short the path? I mean instead of
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Python extract pattern matches
...ssuming valid checks are performed:
>>> p = re.compile("name (.*) is valid")
>>> result = p.search(s)
>>> result
<_sre.SRE_Match object at 0x10555e738>
>>> result.group(1) # group(1) will return the 1st capture (stuff within the brackets).
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In WPF, what are the differences between the x:Name and Name attributes?
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There really is only one name in XAML, the x:Name. A framework, such as WPF, can optionally map one of its properties to XAML's x:Name by using the RuntimeNamePropertyAttribute on the class that designates one of the classes properties as...
What is the use of the %n format specifier in C?
What is the use of the %n format specifier in C? Could anyone explain with an example?
10 Answers
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Check whether a variable is a string in Ruby
Is there anything more idiomatic than the following?
6 Answers
6
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In php, is 0 treated as empty?
...ar; (a variable declared, but without a value in a class)
Note that this is exactly the same list as for a coercion to Boolean false. empty is simply !isset($var) || !$var. Try isset instead.
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