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What is the Invariant Culture?
...l fail. However you can use the invariant culture to convert a number to a string and later parse it back from any computer with any culture set.
// Use some non-invariant culture.
CultureInfo nonInvariantCulture = new CultureInfo("en-US");
Thread.CurrentThread.CurrentCulture = nonInvariantCulture;...
Downloading a large file using curl
...topt($request, CURLOPT_RETURNTRANSFER, true); // true to get the output as string otherwise false
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Double not (!!) operator in PHP
....
This means that for any true value (numbers other than zero, non-empty strings and arrays, etc.) you will get the boolean value TRUE, and for any false value (0, 0.0, NULL, empty strings or empty arrays) you will get the boolean value FALSE.
It is functionally equivalent to a cast to boolean:
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Getting name of the class from an instance
...
NSStringFromClass([instance class]) should do the trick.
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How to convert a Drawable to a Bitmap?
...rawable.icon_resource);
Here a version where the image gets downloaded.
String name = c.getString(str_url);
URL url_value = new URL(name);
ImageView profile = (ImageView)v.findViewById(R.id.vdo_icon);
if (profile != null) {
Bitmap mIcon1 =
BitmapFactory.decodeStream(url_value.openConn...
How to add texture to fill colors in ggplot2
...ul.
EDIT 2:
Additionally diagonal patterns may also be added. I added an extra variable to the data frame:
Example.Data[4,] <- c(20, 'Diagonal Pattern','Diagonal Pattern' )
Then I created a new data frame to hold coordinates for the diagonal lines:
Diag <- data.frame(
x = c(1,1,1.45,1....
Understanding how recursive functions work
...d "activation records of invocations of a single function", because it was extra conceptual load that doesn't really assist in understanding the problem. It helps in understanding other problems, so it's still useful info, just elsewhere. These comments seem like a fine place for it :)
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Java 8 functional interface with no arguments and no return value
....run();
};
}
}
and use it like this
public static void main(String[] args){
Procedure procedure1 = () -> System.out.print("Hello");
Procedure procedure2 = () -> System.out.print("World");
procedure1.andThen(procedure2).run();
System.out.println();
procedure1...
Which characters are valid in CSS class names/selectors?
...lready separate classes from each other.
So, if you need to turn a random string into a CSS class name: take care of NUL and space, and escape (accordingly for CSS or HTML). Done.
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What is the best Distributed Brute Force countermeasure?
...ottling on a site wide basis, you can ramp up the throttle quite quickly.
Extra refinements:
detect IPs that are guessing multiple accounts - 408 Request Timeout
detect IPs that are guessing the same account - 408 Request Timeout after a large (say 100) number of guesses.
UI ideas (may not be s...