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Java: Calling a super method which calls an overridden method
...uper. Every time it calls a method, it will look at the instance type, and start searching for the method with this type, no matter how often you called super. So when you call method2 on an instance of SubClass, it will always see the one from SubClass first.
– Aaron Digulla
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“Keep Me Logged In” - the best approach
...e hash and current session_ID because the session_ID changes every session_start(); just thought i'd point this out.
– Partack
Aug 3 '11 at 2:01
3
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Large Numbers in Java
... args.length > 0 ? Integer.parseInt(args[0]) : 250 * 1000;
long start = System.nanoTime();
BigInteger fibNumber = fib(place);
long time = System.nanoTime() - start;
System.out.println(place + "th fib # is: " + fibNumber);
System.out.printf("Time to compute...
Multiple HttpPost method in Web API controller
I am starting to use MVC4 Web API project, I have controller with multiple HttpPost methods. The Controller looks like the following:
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Installing PDO driver on MySQL Linux server
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It's worth mentioning that you need to restart apache afterwards for the changes to apply.
– Adam F
Nov 23 '15 at 23:15
1
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How to open files relative to home directory
...e process unless dir_string is given, in which case it will be used as the starting point. If the given pathname starts with a “~” it is NOT expanded, it is treated as a normal directory name.
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Redefine tab as 4 spaces
.../.vimrc
Then, paste the configuration below into the file. Once vim is restarted, the tab settings will apply.
set tabstop=4 " The width of a TAB is set to 4.
" Still it is a \t. It is just that
" Vim will interpret it to be having
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How to pick an image from gallery (SD Card) for my app?
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private static final int SELECT_PHOTO = 100;
Start intent
Intent photoPickerIntent = new Intent(Intent.ACTION_PICK);
photoPickerIntent.setType("image/*");
startActivityForResult(photoPickerIntent, SELECT_PHOTO);
Process result
@Override
protected void onActivity...
What's the difference between Require.js and simply creating a element in the DOM? [closed]
...il lib1 has be loaded since we told it lib2 depends on lib1. It also won't start our module that use lib1 until both lib2 and lib1 have loaded.
This makes development nice (no build step, no worrying about loading order) and it makes production nice (no need to update a build script for each script...
Search and replace in Vim across all the project files
... (could be in your vimrc)
:cfirst ⇒ jump to first search result
qa ⇒ start recording a macro into register a
:%s//Replace/gce ⇒ replace all occurrences of the last search pattern (still /Search/ at that time) with Replace:
several times on a same line (g flag)
with user confirmation (c fla...