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What characters are forbidden in Windows and Linux directory names?
..." ? and others are forbidden, but there are a infinite number of names composed only of valid characters that are forbidden. For example, spaces and dots are valid filename characters, but names composed only of those characters are forbidden.
Windows does not distinguish between upper-case and low...
What is the difference between JVM, JDK, JRE & OpenJDK?
...cific implementations of the JVM for different systems (Windows, Linux, macOS, see the Wikipedia list), the aim is that with the same bytecodes they all give the same results.
JDK and JRE
To explain the difference between JDK and JRE, the best is to read the Oracle documentation and consult the diag...
Alternatives to JavaScript
...nd there's a bit of a learning curve, but it's not the language's fault.
Most people assume that Javascript is like Java because it has similar syntax and a similar name, but actually it's a lot more like lisp. It's actually pretty well suited to DOM manipulation.
The real problem is that it's com...
How do I prompt for Yes/No/Cancel input in a Linux shell script?
...
The simplest and most widely available method to get user input at a shell prompt is the read command. The best way to illustrate its use is a simple demonstration:
while true; do
read -p "Do you wish to install this program?" yn
case...
What are the minimum margins most printers can handle?
... edited Apr 12 at 2:43
aaronsnoswell
5,41255 gold badges4141 silver badges6363 bronze badges
answered Aug 18 '10 at 15:01
...
“From View Controller” disappears using UIViewControllerContextTransitioning
...
I was having the same problem here – looks like a bug in iOS 8. I've filed a radar.
I used Reveal to inspect the view hierarchy after the screen goes black. The key UIWindow is completely empty – no view hierarchy at all!
I played around a bit and it looks like there is an ea...
WebSockets vs. Server-Sent events/EventSource
...eting technologies. What is the difference between them? When would you choose one over the other?
6 Answers
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What is Type-safe?
...cause I am passing a string ("5"), and it is expecting an integer.
In a loosely typed language, such as javascript, I can do the following:
function AddTwoNumbers(a, b)
{
return a + b;
}
if I call it like this:
Sum = AddTwoNumbers(5, "5");
Javascript automaticly converts the 5 to a string...
When to favor ng-if vs. ng-show/ng-hide?
...from DOM. This means that all your handlers or anything else attached to those elements will be lost. For example, if you bound a click handler to one of child elements, when ng-if evaluates to false, that element will be removed from DOM and your click handler will not work any more, even after ng-...
What is the difference between a symbolic link and a hard link?
... I'm sure the i-nodes depend on the particular variant of the OS; however, I believe it is usually a single i-node. The i-node has info about the file and info about where the data is stored on disk. Large files will have indirect pointers to additional tables.
–...