Check if an element is present in a vector
110023
std::find on a vector of object pointers
54278
How to apply a constant function to a vector of values?
145122
find elements with position:attribute
122225
Why doesn't vector::clear remove elements from a vector?
40389
Check if an element contains a specific child element
105852
How to verify whether or not there exists a vector $x$ such that $Ax > 0$?
38177
How do I remove an item from a stl vector with a certain value?
19818
How do you check if a selector matches something in jQuery?
48102
How do I check if an element is really visible with JavaScript?
141122
How can I find a specific element in a List?
120258
Check if element is visible in DOM
68736
How do I erase an element from std::vector by index?
104905
Check if XML Element exists
58268
Erasing elements in stl::vector by using indexes
24431
Erasing elements from a vector
31026
How to check if a 2D point is in a polygon?
47144
Package to test whether a string is in a list