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Regular expression for floating point numbers
.... This is probably not what you've intended.
To fix this, it's helpful to start by "anchoring" your regex with the bare-minimum required string, probably a single digit:
\d+
Now we want to add the decimal part, but it doesn't go where you think it might:
\d+\.?\d* /* This isn't quite correct. *...
Mongod complains that there is no /data/db folder
I am using my new mac for the first time today. I am following the get started guide on the mongodb.org up until the step where one creates the /data/db directory. btw, I used the homebrew route.
...
Difference between Java SE/EE/ME?
Which one should I install when I want to start learning Java? I'm going to start with some basics, so I will write simple programs that create files, directories, edit XML files and so on, nothing too complex for now.
...
How to convert Milliseconds to “X mins, x seconds” in Java?
...nishes, I will subtract the current System.currentTimeMillis() from the start variable, and I want to show them the time elapsed using a human readable format such as "XX hours, XX mins, XX seconds" or even "XX mins, XX seconds" because its not likely to take someone an hour.
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SourceKitService Terminated
...urceKitService Terminated error.
The symptoms I was having:
When I would start up a new playground, I would receive an error about not being able to communicate with the playground (Error running playground: Failed prepare for communication with playground. See this image on twitter.
When I would ...
How do I make a splash screen?
...ou how to display a splash screen for a fixed amount of time when your app starts for e.g. branding reasons. E.g. you might choose to show the splash screen for 3 seconds. However if you want to show the spash screen for a variable amount of time (e.g. app startup time) you should check out Abdullah...
contenteditable, set caret at the end of the text (cross-browser)
...lt;p contentEditable>foo bar </p>
Placing the caret at the start is almost identical: it just requires changing the Boolean passed into the calls to collapse(). Here's an example that creates functions for placing the caret at the start and at the end:
function createCaretPlacer(atS...
How to compare dates in Java? [duplicate]
...ofPattern( "dd-MM-uuuu" );
Use that to parse the input strings.
LocalDate start = LocalDate.parse( "22-02-2010" , f );
LocalDate stop = LocalDate.parse( "25-12-2010" , f );
In date-time work, usually best to define a span of time by the Half-Open approach where the beginning is inclusive while the...
What are the most-used vim commands/keypresses?
...eryone uses all 20 different keypresses to navigate text, 10 or so keys to start adding text, and 18 ways to visually select an inner block. Or do you!?
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Going from a framework to no-framework [closed]
...ant to implement your own protection.
Out of curiosity, I decided to also start looking at standalone components and here's what I've found so far:
Templating:
PHP Template Inheritance (Regular PHP plus template inheritance)
TWIG (Django/Jinja2/Liquid-style syntax including autoescape and sandbo...