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Java8 Lambdas vs Anonymous classes
Since Java8 has been recently released and its brand new lambda expressions looks to be really cool, I was wondering if this means the demise of the Anonymous classes that we were so used to.
...
Validate that end date is greater than start date with jQuery
...ions answer. this extension method works using the jQuery validate plugin. It will validate dates and numbers
jQuery.validator.addMethod("greaterThan",
function(value, element, params) {
if (!/Invalid|NaN/.test(new Date(value))) {
return new Date(value) > new Date($(params).val());...
Any way to delete in vim without overwriting your last yank? [duplicate]
...
Pass to the _ register, the black hole.
To delete a line without sticking it in the registers:
"_dd
See also :help registers.
It's probably safest, if you want to paste something over and over again, to yank it into a "named" register.
"aY
Yanks a line into the a register. P...
How do I replace text in a selection?
...ly found the answer I was looking for, on a mac if you do ⌘ + option + F it will bring up a Find-Replace bar at the bottom of your editor which is local to the file you have open.
There is an icon option which when hovered over says "In Selection" that you can select to find and replace within a ...
How to add a progress bar to a shell script?
...
You can implement this by overwriting a line. Use \r to go back to the beginning of the line without writing \n to the terminal.
Write \n when you're done to advance the line.
Use echo -ne to:
not print \n and
to recognize escape sequences like \r.
H...
How can I convert JSON to a HashMap using Gson?
...hen making the request wasn't hard at all but the other way seems to be a little tricky. The JSON response looks like this:
...
What does “Mass Assignment” mean in Laravel?
... like:
$user = new User(request()->all());
(This is instead of explicitly setting each value on the model separately.)
You can use fillable to protect which fields you want this to actually allow for updating.
You can also block all fields from being mass-assignable by doing this:
protecte...
How to execute Python scripts in Windows?
...
When you execute a script without typing "python" in front, you need to know two things about how Windows invokes the program. First is to find out what kind of file Windows thinks it is:
C:\>assoc .py
.py=Python.File
Next, you need to...
What do parentheses surrounding an object/function/class declaration mean? [duplicate]
...
It is a self-executing anonymous function. The first set of parentheses contain the expressions to be executed, and the second set of parentheses executes those expressions.
It is a useful construct when trying to hide varia...
Java Serializable Object to Byte Array
...utStream out = null;
try {
out = new ObjectOutputStream(bos);
out.writeObject(yourObject);
out.flush();
byte[] yourBytes = bos.toByteArray();
...
} finally {
try {
bos.close();
} catch (IOException ex) {
// ignore close exception
}
}
Create an object from a byte array:
...