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Advantages to Using Private Static Methods
...c class Library
{
private static Book findBook(List<Book> books, string title)
{
// code goes here
}
}
If an instance of library's state ever gets screwed up, and I'm trying to figure out why, I can rule out findBook as the culprit, just from its signature.
I try to commu...
How do I grep for all non-ASCII characters?
...ry large XML files and I'm trying to find the lines that contain non-ASCII characters. I've tried the following:
11 Answers...
What exactly is a C pointer if not a memory address?
...y a real memory address. This ID could be anything, even a fixed-size text string. Non-address representations may be especially useful for a C interpreter.
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C++ Dynamic Shared Library on Linux
...ostream>
#include "myclass.h"
using namespace std;
int main(int argc, char **argv)
{
/* on Linux, use "./myclass.so" */
void* handle = dlopen("myclass.so", RTLD_LAZY);
MyClass* (*create)();
void (*destroy)(MyClass*);
create = (MyClass* (*)())dlsym(handle, "create_object");
destroy...
Loading a properties file from Java package
...e directory which represents the package the class is in.
Using java.lang.String.class.getResource("foo.txt") would search for the (inexistent) file /java/lang/String/foo.txt on the classpath.
Using an absolute path (one that starts with '/') means that the current package is ignored.
...
how to convert milliseconds to date format in android?
...dar;
public class Test {
/**
* Main Method
*/
public static void main(String[] args) {
System.out.println(getDate(82233213123L, "dd/MM/yyyy hh:mm:ss.SSS"));
}
/**
* Return date in specified format.
* @param milliSeconds Date in milliseconds
* @param dateFormat Date format
* @return S...
Delete empty lines using sed
...y here means, the line contains no chars, or the line contains only empty strings (E.g. spaces). All matched lines will be removed by sed, with the d command.
– Kent
Feb 26 '17 at 19:41
...
What's the best way to parse command line arguments? [closed]
...-query',
action="store", dest="query",
help="query string", default="spam")
It pretty much speaks for itself; at processing time, it will accept -q or --query as options, store the argument in an attribute called query and has a default value if you don't specify it. It is...
Using multiple arguments for string formatting in Python (e.g., '%s … %s')
I have a string that looks like '%s in %s' and I want to know how to seperate the arguments so that they are two different %s. My mind coming from Java came up with this:
...
How to present a simple alert message in java?
...ity" you can always wrap your code in a short method:
private void msgbox(String s){
JOptionPane.showMessageDialog(null, s);
}
and the usage:
msgbox("don't touch that!");
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