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jQuery map vs. each
...u can potentially waste a lot of memory.
For example:
var items = [1,2,3,4];
$.each(items, function() {
alert('this is ' + this);
});
var newItems = $.map(items, function(i) {
return i + 1;
});
// newItems is [2,3,4,5]
You can also use the map function to remove an item from an array. For...
Shuffle two list at once with same order
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answered Apr 25 '14 at 9:45
sshashank124sshashank124
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Converting NumPy array into Python List structure?
How do I convert a NumPy array to a Python List (for example [[1,2,3],[4,5,6]] ), and do it reasonably fast?
5 Answers
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Reorder bars in geom_bar ggplot2
...data:
corr.m <- structure(list(miRNA = structure(c(5L, 2L, 3L, 6L, 1L, 4L), .Label = c("mmu-miR-139-5p", "mmu-miR-1983", "mmu-miR-301a-3p", "mmu-miR-5097", "mmu-miR-532-3p", "mmu-miR-96-5p"), class = "factor"),
variable = structure(c(1L, 1L, 1L, 1L, 1L, 1L), .Label = "po...
What is the most efficient way to create a dictionary of two pandas Dataframe columns?
...
4 Answers
4
Active
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How to hide databases that I am not allowed to access
...
348
Had the same issue, as its a shared space on AWS with 1000 other DBs.
In pgAdmin III
make su...
How to delete last character from a string using jQuery?
How to delete last character from a string for instance in 123-4- when I delete 4 it should display 123- using jQuery .
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Exception NoClassDefFoundError for CacheProvider
...ing to implement some simple web application based on Spring 3 + hibernate 4
while I start tomcat I have this exception:
4 ...
What is the meaning of “__attribute__((packed, aligned(4))) ”
... or writes to a memory address, it will do this in word sized chunks (e.g. 4 byte chunks on a 32-bit system). Data alignment means putting the data at a memory offset equal to some multiple of the word size, which increases the system's performance due to the way the CPU handles memory.
To align th...
Where does this come from: -*- coding: utf-8 -*-
...
4 Answers
4
Active
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