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Erasing elements from a vector
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168
Use the remove/erase idiom:
std::vector<int>& vec = myNumbers; // use shorter name
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Twig ternary operator, Shorthand if-then-else
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answered Aug 5 '12 at 21:51
Ben SwinburneBen Swinburne
21.2k55 gold badges5252 silver badges9393 bronze badges
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MongoDB, remove object from array
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142
try..
db.mycollection.update(
{'_id': ObjectId("5150a1199fac0e6910000002")},
{ $pull...
Does const mean thread-safe in C++11?
I hear that const means thread-safe in C++11 . Is that true?
1 Answer
1
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Finding Key associated with max Value in a Java Map
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16 Answers
16
Active
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How to reference a file for variables using Bash?
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answered Mar 8 '11 at 4:50
EzraEzra
6,87411 gold badge1919 silver badges2727 bronze badges
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How can I add a boolean value to a NSDictionary?
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157
You use NSNumber.
It has init... and number... methods that take booleans, just as it does in...
Global variables in Javascript across multiple files
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127
You need to declare the variable before you include the helpers.js file. Simply create a scri...
Sorting Python list based on the length of the string
...len(y)))
Note that cmp is a builtin function such that cmp(x, y) returns -1 if x is less than y, 0 if x is equal to y, and 1 if x is greater than y.
Of course, you can instead use the key parameter:
xs.sort(key=lambda s: len(s))
This tells the sort method to order based on whatever the key functio...