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How do I use a Boolean in Python?
...ects. they will retain same memory address throughout the lifetime of your app. When you type True, python memory manager will check its address and will pull the value '1'. for False its value is '0'.
Comparisons of any boolean expression to True or False can be performed using either is (identity)...
jquery .html() vs .append()
...enever you pass a string of HTML to any of jQuery's methods, this is what happens:
A temporary element is created, let's call it x. x's innerHTML is set to the string of HTML that you've passed. Then jQuery will transfer each of the produced nodes (that is, x's childNodes) over to a newly created d...
Retrieving Android API version programmatically
...is SDK_INT is available since Donut (android 1.6 / API4) so make sure your application is not retro-compatible with Cupcake (android 1.5 / API3) when you use it or your application will crash (thanks to Programmer Bruce for the precision).
Corresponding android documentation is here and here
...
RedirectToAction between areas?
... I am not seeing this work when I go from an area back to the main app. Area=""??
– MvcCmsJon
Oct 29 '10 at 4:29
33
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How can I clear previous output in Terminal in Mac OS X?
...lear the terminal from within a shell script;
/usr/bin/osascript -e 'tell application "System Events" to tell process "Terminal" to keystroke "k" using command down'
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How to check all checkboxes using jQuery?
...m not expert with jQuery but I have tried to create a little script for my application. I want to check all checkboxes but it isn't working correctly.
...
Allow User to input HTML in ASP.NET MVC - ValidateInput or AllowHtml
... use the [AllowHtml] attribute. See below from MSDN:
For ASP.NET MVC 3 applications, when you need to post HTML back to
your model, don’t use ValidateInput(false) to turn off Request
Validation. Simply add [AllowHtml] to your model property, like so:
public class BlogEntry {
public in...
How to post JSON to a server using C#?
...pWebRequest)WebRequest.Create("http://url");
httpWebRequest.ContentType = "application/json";
httpWebRequest.Method = "POST";
using (var streamWriter = new StreamWriter(httpWebRequest.GetRequestStream()))
{
string json = "{\"user\":\"test\"," +
"\"password\":\"bla\"}";
st...
Run R script from command line
...ou really want to use the ./a.R way of calling the script you could add an appropriate #! to the top of the script
#!/usr/bin/env Rscript
sayHello <- function(){
print('hello')
}
sayHello()
I will also note that if you're running on a *unix system there is the useful littler package which ...
IntelliJ IDEA with Junit 4.7 “!!! JUnit version 3.8 or later expected:”
...
This problem happens because Android Platform (android.jar) already contains JUnit classes. IDEA test runner loads these classes and sees that they are from the old JUnit, while you are trying to use annotated tests which is a feature of t...