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Detect current device with UI_USER_INTERFACE_IDIOM() in Swift
...
When working with Swift, you can use the enum UIUserInterfaceIdiom, defined as:
enum UIUserInterfaceIdiom : Int {
case unspecified
case phone // iPhone and iPod touch style UI
case pad // iPad style UI (also include...
std::shared_ptr of this
...However while doing some experiments I discovered the following situation for which I could not find a satifying solution:
...
Do we need semicolon at the end? [duplicate]
...semicolons in some of the places in my JavaScript, but its not throwing error in any of the browsers. Is the ; at the end needed?
...
Open a buffer as a vertical split in VIM
... I always feel like there should be a vsbuffer too, and I also often forget Ctrl-w T to open a buffer in a new tab (or I want to do that with a buffer that's not currently active or visible). So as an alternative, you can use a bar for either of these cases, which I find easier to remember than...
SyntaxError: Use of const in strict mode
I'm working with node.js, and in one of my js files I'm using const in "strict mode" . When trying to run it, I'm getting an error:
...
Using Java 8 to convert a list of objects into a string obtained from the toString() method
...dd(2);
list.add(3);
StringBuilder b = new StringBuilder();
list.forEach(b::append);
System.out.println(b);
you can also try:
String s = list.stream().map(e -> e.toString()).reduce("", String::concat);
Explanation: map converts Integer stream to String stream, then its reduced a...
How to pipe list of files returned by find command to cat to view all the files
...ocess as command line arguments to another process
command2 `command1`
for example:
cat `find . -name '*.foo' -print`
(Note these are BACK-QUOTES not regular quotes (under the tilde ~ on my keyboard).)
This will send the output of command1 into command2 as command line arguments. Note that fi...
In a PHP project, what patterns exist to store, access and organize helper objects? [closed]
How do you organize and manage your helper objects like the database engine, user notification, error handling and so on in a PHP based, object oriented project?
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Why doesn't a python dict.update() return the object?
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Python's mostly implementing a pragmatically tinged flavor of command-query separation: mutators return None (with pragmatically induced exceptions such as pop;-) so they can't possibly be confused with accessors (and in the same vein, assignment is not an expression, the statemen...
How to get the last element of an array in Ruby?
...nt backward from the end of the array):
a[-1] # => 5
b[-1] # => 6
or Array#last method:
a.last # => 5
b.last # => 6
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