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How to check iOS version?
I want to check if the iOS version of the device is greater than 3.1.3
I tried things like:
37 Answers
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Printing the last column of a line in a file
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Using Perl
$ cat rayne.txt
A1 123 456
B1 234 567
C1 345 678
A1 098 766
B1 987 6545
C1 876 5434
$ perl -lane ' /A1/ and $x=$F[2] ; END { print "$x" } ' rayne.txt
766
$
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How do I parse a URL query parameters, in Javascript? [duplicate]
...ter for the first one). For your example, the above would result in:
{v: "123", p: "hello"}
Here's a working example.
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Check if an image is loaded (no errors) with jQuery
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Ugg, you're right. Chrome is definitely the most annoying browser to develop for. On the bright, I think I may have found a work around: set the image source to "" then back to the original source. I'll update my answer.
– Xavi
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How can I output the value of an enum class in C++11
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#include <iostream>
#include <type_traits>
using namespace std;
enum class A {
a = 1,
b = 69,
c= 666
};
std::ostream& operator << (std::ostream& os, const A& obj)
{
os << static_cast<std::...
What is __init__.py for?
...answered Nov 7 '10 at 3:31
caritoscaritos
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Can two applications listen to the same port?
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The answer differs depending on what OS is being considered. In general though:
For TCP, no. You can only have one application listening on the same port at one time. Now if you had 2 network cards, you could have one application listen on the first IP and the ...
How can I import a database with MySQL from terminal?
...ple:
mysql -u root -p wp_users < wp_users.sql
mysql -u root -pPassword123 wp_users < wp_users.sql
See also:
4.5.1.5. Executing SQL Statements from a Text File
Note: If you are on windows then you will have to cd (change directory) to your MySQL/bin directory inside the CMD before exec...
Display name of the current file in vim?
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David WoleverDavid Wolever
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Why does the order of the loops affect performance when iterating over a 2D array?
Below are two programs that are almost identical except that I switched the i and j variables around. They both run in different amounts of time. Could someone explain why this happens?
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