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What is the significance of load factor in HashMap?
...mportant properties: size and load factor . I went through the Java documentation and it says 0.75f is the initial load factor. But I can't find the actual use of it.
...
[SOLVED] Can't send payload > 23bytes(MTU setted to 128bytes) - #9 by ...
... --animation-state: paused;
}
/* user picked a theme where the "regular" scheme is dark */
/* user picked a theme a light scheme and also enabled a dark scheme */
/* deal with light scheme first */
@media (prefers-color-scheme: light) {
:ro...
What is a “web service” in plain English?
...ld be a web service if it outputs the integer in a format that may be consumed by another program. It might be in an XML format or another format, as long as other programs can understand the output.
The full definition is obviously more complex but you asked for plain English.
...
“Java DateFormat is not threadsafe” what does this leads to?
...lts){
System.out.println(result.get());
}
}
Run this a few times and you will see:
Exceptions:
Here are a few examples:
1.
Caused by: java.lang.NumberFormatException: For input string: ""
at java.lang.NumberFormatException.forInputString(NumberFormatException.java:48)
at ja...
django: BooleanField, how to set the default value to true?
...anField(default=True)
Finally, if you want to dynamically choose at runtime whether or not your field will be selected by default, you can use the initial parameter to the form when you initialize it:
form = MyForm(initial={'my_field':True})
...
Test for existence of nested JavaScript object key
... to do it step by step if you don't want a TypeError because if one of the members is null or undefined, and you try to access a member, an exception will be thrown.
You can either simply catch the exception, or make a function to test the existence of multiple levels, something like this:
functio...
How to hide output of subprocess in Python 2.7
...ing eSpeak on Ubuntu and have a Python 2.7 script that prints and speaks a message:
5 Answers
...
What is the difference between old style and new style classes in Python?
...act that all old-style instances, independently of
their class, are implemented with a single built-in type, called
instance.
New-style classes were introduced in Python 2.2 to unify the concepts of class and type.
A new-style class is simply a user-defined type, no more, no less.
I...
How to use the 'sweep' function
...t the source of R Packages, i see the function sweep used quite often.
Sometimes it's used when a simpler function would have sufficed (e.g., apply ),
other times, it's impossible to know exactly what it's is doing without
spending a fair amount of time to step through the code block it's in.
...
Authorize Attribute with Multiple Roles
...les = string.Join(",", roles);
}
}
Assuming your roles will be the same for multiple controllers, create a helper class:
public static class Role
{
public const string Administrator = "Administrator";
public const string Assistant = "Assistant";
}
Then use it like so:
public class ...