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jQuery .hasClass() vs .is()
... faster through jQuery's implementation as there is no native version (win by default). Also if you're continuing to recall the same DOM elements, depending on browser and version, it may take additional time where as jQuery can cache this element for faster retrieval. Typically native JavaScript fu...
How can I get nth element from a list?
How can I access a list by index in Haskell, analog to this C code?
6 Answers
6
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how to add records to has_many :through association in rails
...
Another way to add associations is by using the foreign key columns:
agent = Agent.new(...)
agent.house = House.find(...)
agent.customer = Customer.find(...)
agent.save
Or use the exact column names, passing the ID of the associated record instead of the re...
Using global variables in a function
...
You can use a global variable within other functions by declaring it as global within each function that assigns a value to it:
globvar = 0
def set_globvar_to_one():
global globvar # Needed to modify global copy of globvar
globvar = 1
def print_globvar():
print...
jQuery: keyPress Backspace won't fire?
...eypress');
});
Adding my Work Around here. I needed to delete ssn typed by user so i did this in jQuery
$(this).bind("keydown", function (event) {
// Allow: backspace, delete
if (event.keyCode == 46 || event.keyCode == 8)
{
var tempField = $(this).attr('nam...
Should the .gradle folder be added to version control?
...ent question).
You can tell the "cache directory" nature of the directory by the name of the switch that lets you change where it goes: "--project-cache-dir".
Though I hate having binary files in my source tree, I usually just end up adding the directory to my ignore file because somewhere along...
Reflecting parameter name: abuse of C# lambda expressions or syntax brilliance?
...Contrib Grid component and I'm fascinated, yet at the same time repulsed, by a syntactic trick used in the Grid syntax :
...
Why can I not push_back a unique_ptr into a vector?
...leaked. The rule of thumb is that all dynamic allocations should be owned by a named smart pointer to avoid leakiness.
– James McNellis
Feb 20 '12 at 5:52
8
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RuntimeError on windows trying python multiprocessing
...s."
which say
"Make sure that the main module can be safely imported by a new Python
interpreter without causing unintended side effects (such a starting a
new process)."
... by using if __name__ == '__main__'
sh...
compareTo() vs. equals()
...n be the same. But when using compareTo(), it checks the strings character by character. So in this case two string will return true if and only if their actual contents are equal.
– Ashwin
Jun 6 '12 at 5:23
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