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Optional Methods in Java Interface
...fiableList, and
ModifiableMap. What was previously a simple hierarchy is now a messy
heterarchy. Also, you need a new Iterator interface for use with
unmodifiable Collections, that does not contain the remove operation.
Now can you do away with UnsupportedOperationException? Unfortunately
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How to set input type date's default value to today?
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Ruby: (Also) DateTime.now.strftime("%Y-%m-%d")
– Adam Grant
Mar 2 '16 at 5:48
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How connect Postgres to localhost server using pgAdmin on Ubuntu?
...-u postgres psql postgres
alter user postgres with password 'postgres';
Now connect to pgadmin using username postgres and password postgres
Now you can create roles & databases using pgAdmin
How to change PostgreSQL user password?
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Generating random whole numbers in JavaScript in a specific range?
... have an interval like this:
[0 .................................... 1)
Now, we'd like a number between min (inclusive) and max (exclusive):
[0 .................................... 1)
[min .................................. max)
We can use the Math.random to get the correspondent in the [min, ...
Multiple GitHub Accounts & SSH Config
...ithub / work.github) depending on what key/identity you'd like to use. But now you should be good to go! :)
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Check time difference in Javascript
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I never know if dates in this format will be parsed as d/m/y or m/d/y. The official formats accepted are here (whatever Date.parse() accepts is valid), developer.mozilla.org/en/JavaScript/Reference/Global_Objects/…
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Using Git with an existing Xcode project
...d .
git commit -m "Initial commit"
Restart Xcode.
The repository should now be set up, and you will be able to manage it in xcode 4.
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Simpler way to put PDB breakpoints in Python code?
... whatever other languages you use.
2019 Update (Python 3.7+)
Python 3.7+ now has the builtin breakpoint() which can replace the previous import pdb; pdb.set_trace() in vim. It still works the same.
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What is the correct way to start a mongod service on linux / OS X?
... been able to run it, work with it, do simple DB read / write type stuff. Now I'm trying to set up my Mac to run mongod as a service.
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Why do people put code like “throw 1; ” and “for(;;);” in front of json responses? [du
...Chrome (5) are still vulnerable to this.
Another attack that all browsers now disallow was to redefine constructor functions:
Array= function() {
alert('I steal '+this);
};
[1, 2, 3]
And for now, IE8's implementation of properties (based on the ECMAScript Fifth Edition standard and Object.d...