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What is the point of interfaces in PHP?
...ce IPersonService
{
public function Create($personObject);
}
class MySqlPerson implements IPersonService
{
public function Create($personObject)
{
// Create a new person in MySql database.
}
}
class MongoPerson implements IPersonService
{
public function Create($pers...
Checking if a double (or float) is NaN in C++
...TH__ macro and switch to a different implementation in that case (e.g. use unions and bit twiddling).
– Adam Rosenfield
Mar 27 '11 at 23:45
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How to change indentation mode in Atom?
...
OS X:
Go to Atom -> prefrences or CMD + ,
Scroll down and select "Tab Length" that you prefer.
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How many bytes does one Unicode character take?
...fer UTF-16 over UTF-8, for instance. Developers of different software may select different encodings based upon which Unicode characters are more likely to be used. In China/Japan for instance, UTF-16 (2-bytes) makes more sense than UTF-8 for them, because the same characters often would need twice...
How to avoid “Permission denied” when using pip with virtualenv
...
Solution:
If you created the virtualenv as root, run the following command:
sudo chown -R your_username:your_username path/to/virtuaelenv/
This will probably fix your problem.
Cheers
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ASP.NET MVC Relative Paths
...IPT/>, <LINK/>, and as a result the tilde no longer maps to
the root directory.
For example, if you rewrite requests for asp.net/content to asp.net,
the href attribute in
<A href="~/content/"/> resolves to
/content/content/ instead of /. To suppress this change, you can ...
Unable to make the session state request to the session state server
...eps are taken to fix this.
(1) Open Run.
(2) Type Services.msc
(3) Select ASP.NET State Service
(4) Right Click and Start it.
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How to make rounded percentages add up to 100%
...original,
decimal forceSum, int decimals)
{
var rounded = original.Select(x => Math.Round(x, decimals)).ToList();
Debug.Assert(Math.Round(forceSum, decimals) == forceSum);
var delta = forceSum - rounded.Sum();
if (delta == 0) return rounded;
var deltaUnit = Convert.ToDecim...
Detect iPad Mini in HTML5
...by using these methods.
For the best possible browsing experience, please select what device you are using below.
This choice will be stored for future visits to the website on this device.
[] iPad 2
[*] iPad mini
[] Ancient blackberry device
"
I am not entirely familiar with what you can and...
Sign APK without putting keystore info in build.gradle
...pretty simple.
Create a keystore.properties file (in this example, in the root directory of your project next to settings.gradle, though you can put it wherever you like:
storePassword=...
keyPassword=...
keyAlias=...
storeFile=...
Add this to your build.gradle:
allprojects {
afterEvaluate ...