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How to fix 'sudo: no tty present and no askpass program specified' error?
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Guy Avraham
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answered Jun 8 '14 at 15:12
nicdaniaunicdaniau
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How to profile methods in Scala?
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answered Feb 6 '12 at 12:24
JesperJesper
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Any gotchas using unicode_literals in Python 2.6?
....name
UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 4: ordinal not in range(128)
In this example, two.name is an utf-8 encoded string (not unicode) since it did not import unicode_literals, and one.name is an unicode string. When you mix both, python tries to decode the enco...
Install NPM into home directory with distribution nodejs package (Ubuntu)
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Just JakeJust Jake
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What are C++ functors and their uses?
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Python coding standards/best practices [closed]
... yegor256
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answered Dec 10 '08 at 14:30
bhadrabhadra
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CSS horizontal centering of a fixed div?
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left: 50%;
margin-left: -400px; /* Half of the width */
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SQL: deleting tables with prefix
... Andre MillerAndre Miller
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Using arrays or std::vectors in C++, what's the performance gap?
...ons on vectors and arrays/pointers.
// Assembly code was generated by gcc 4.1.0 invoked with g++ -O3 -S on a
// x86_64-suse-linux machine.
#include <vector>
struct S
{
int padding;
std::vector<int> v;
int * p;
std::vector<int>::iterator i;
};
int pointer_index (S &a...
Sort array of objects by object fields
... "cmp" should be a method in the class
Using arrow functions (from PHP 7.4)
usort($your_data, fn($a, $b) => strcmp($a->name, $b->name));
Also, if you're comparing numeric values, fn($a, $b) => $a->count - $b->count as the "compare" function should do the trick, or, if you wa...