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How to detect duplicate values in PHP array?
...cate values, then count the number of duplicate values and out put the results. For example, given the following array:
10...
Does static constexpr variable inside a function make sense?
...once.
Following code demonstrates how constexpr variable is initialized multiple times (with same value though), while static constexpr is surely initialized only once.
In addition the code compares the advantage of constexpr against const in combination with static.
#include <iostream>
#in...
How can I redirect HTTP requests made from an iPad?
...st file, for example /etc/apache2/sites-available/my-proxy
Listen *:8080
<VirtualHost *:8080>
ProxyRequests On
<Proxy *>
Order Deny,Allow
Deny from all
Allow from 192.168.1.0/24
</Proxy>
</VirtualHost>
Enable the vhost, and restart Apa...
How to find time complexity of an algorithm
...actors.
This means that we don't really care if there is some constant multiple of difference in performance when N is large. The unit of 2N is not well-defined in the first place anyway. So we can multiply or divide by a constant factor to get to the simplest expression.
So 2N becomes just N.
...
How to pull specific directory with git
...ne folder
To copy-paste what's there:
git init
git remote add -f origin <url>
git config core.sparsecheckout true
echo <dir1>/ >> .git/info/sparse-checkout
echo <dir2>/ >> .git/info/sparse-checkout
echo <dir3>/ >> .git/info/sparse-checkout
git pull origin ...
Best way to list files in Java, sorted by Date Modified?
...
File.lastModified might change while sorting end result in a Comparison Method Violation Error, see: stackoverflow.com/questions/20431031 See stackoverflow.com/a/4248059/314089 for a possible better solution.
– icyerasor
Jan 28 '15 at 19:0...
Where does Visual Studio look for C++ header files?
...of Visual Studio (2015+) the above option is deprecated and a list of default include directories is available at Project Properties → Configuration → VC++ Directories
In your case, add the directory that the header is to the project properties (Project Properties → Configuration → C/C++ ...
How do I get the time of day in javascript/Node.js?
... var date = new Date();
var hour = date.getHours();
hour = (hour < 10 ? "0" : "") + hour;
var min = date.getMinutes();
min = (min < 10 ? "0" : "") + min;
var sec = date.getSeconds();
sec = (sec < 10 ? "0" : "") + sec;
var year = date.getFullYear();
var...
WKWebView in Interface Builder
...
Info.plist
add in your Info.plist transport security setting
<key>NSAppTransportSecurity</key>
<dict>
<key>NSAllowsArbitraryLoads</key>
<true/>
</dict>
Xcode 9.1+
Using interface builder
You can find WKWebView element in the Ob...
Determine if map contains a value for a key?
...rch the map, and compare the returned iterator to std::map::end()
so
map<int,Bar>::iterator it = m.find('2');
Bar b3;
if(it != m.end())
{
//element found;
b3 = it->second;
}
Obviously you can write your own getValue() routine if you want (also in C++, there is no reason to use out...