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White space showing up on right side of page when background image should extend full length of page
...having this issue in iOS. If it is also in Firefox, just the html and body block should probably be used as the @media is specifically targeting mobile devices.
@media
only screen and (-webkit-min-device-pixel-ratio: 1.5),
only screen and (-o-min-device-pixel-ratio: 3/2),
only screen and (min--moz-...
How can I read input from the console using the Scanner class in Java?
...r.isWhitespace.
« Until the user enters data, the scanning operation may block, waiting for input.
« Use Scanner(BUFFER_SIZE = 1024) if you want to parse a specific type of token from a stream.
« A scanner however is not thread safe. It has to be externally synchronized.
next() « Finds and ...
Which version of C# am I using
... Major new features: generics, anonymous methods, nullable types, iterator blocks
C# 3.0 released with .NET 3.5 and VS2008 (November 2007). Major new features: lambda expressions, extension methods, expression trees, anonymous types, implicit typing (var), query expressions
C# 4.0 released with ...
How often should you use git-gc?
...(Nguyễn Thái Ngọc Duy, aka pclouds):
gc --auto takes time and can block the user temporarily (but not any less annoyingly).
Make it run in background on systems that support it.
The only thing lost with running in background is printouts. But gc output is not really interesting.
You c...
Using try vs if in python
... an if statement always costs you, it's nearly free to set up a try/except block. But when an Exception actually occurs, the cost is much higher.
Moral:
It's perfectly OK (and "pythonic") to use try/except for flow control,
but it makes sense most when Exceptions are actually exceptional.
Fro...
css3 transition animation on load?
..., Arial, Helvetica, Sans Serif;} a {text-decoration: none; display: inline-block; margin-right: 10px; color:#fff;}
<header>
<a href="#">Home</a>
<a href="#">About</a>
<a href="#">Products</a>
<a href="#">Contact</a>
</header>
...
How to determine when Fragment becomes visible in ViewPager
...as true, but which needs the view tree already initialized, just wrap that block of code in isResumed() to avoid an NPE. Been working fine for me.
– Ravi Thapliyal
Mar 2 '15 at 20:41
...
Use URI builder in Android or create URL with variables
...L url = new URL(builder.build().toString()); has to wrapped by a try catch block for MalformedURLException
– Ali Kazi
Jul 25 '16 at 0:05
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How to create a file in memory for user to download, but not through server?
...click();
document.body.removeChild(element);
}
form * {
display: block;
margin: 10px;
}
<form onsubmit="download(this['name'].value, this['text'].value)">
<input type="text" name="name" value="test.txt">
<textarea name="text"></textarea>
<input type...
How to remove a lua table entry by its key?
...
If you're only using it within a single block, you be even better off performance-wise by simply making it a local function instead (saves the overhead of a global lookup for each call). I quite often import table.insert and table.remove into the local namespace if...