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jQuery Multiple ID selectors
...the same var.
I would suggest using .each or maybe push the returns to an array rather than assigning them to that value.
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Is there a method to generate a UUID with go language
...gouuid"
...
u, err := uuid.NewV4()
The returned UUID type is a 16 byte array, so you can retrieve the binary value easily. It also provides the standard hex string representation via its String() method.
The code you have also looks like it will also generate a valid version 4 UUID: the bitwis...
Can I use Objective-C blocks as properties?
... ReusableClass : NSObject
@property (nonatomic,copy) CALayer*(^layerFromArray)(NSArray*);
@end
@implementation ResusableClass
static NSString const * privateScope = @"Touch my monkey.";
- (CALayer*(^)(NSArray*)) layerFromArray {
return ^CALayer*(NSArray* array){
CALayer *returnL...
How to efficiently build a tree from a flat structure?
...and includes typings. Maybe it helps someone: npmjs.com/package/performant-array-to-tree
– Philip Stanislaus
May 7 '17 at 17:29
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What do all of Scala's symbolic operators mean?
... here's a few syntactic sugars that may hide a method:
class Example(arr: Array[Int] = Array.fill(5)(0)) {
def apply(n: Int) = arr(n)
def update(n: Int, v: Int) = arr(n) = v
def a = arr(0); def a_=(v: Int) = arr(0) = v
def b = arr(1); def b_=(v: Int) = arr(1) = v
def c = arr(2); def c_=(v...
Determine if a String is an Integer in Java [duplicate]
I'm trying to determine if a particular item in an Array of strings is an integer or not.
9 Answers
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How do you manually execute SQL commands in Ruby On Rails using NuoDB
... with easily accessible .columns and .rows attributes. .execute returns an array of hashes which is usually more troublesome to deal with and probably heavier on memory. I had never used exec_query, thanks for the tip.
– Francio Rodrigues
Dec 17 '17 at 20:57
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Normalize data in pandas
...e problem was that in np_scaled part, it was showing an error expecting 2D array but input is 1D array and it recommended we use reshape(-1,1). Any idea how to solve this as reshape is also not working.?
– deadcode
Dec 30 '17 at 23:35
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The application may be doing too much work on its main thread
...n be some serious trouble with
your code. Android devices come in a vast array of hardware unlike ios
and windows devices. The RAM and CPU varies and if you want a
reasonable performance and user experience on all the devices then you
need to fix this thing. When frames are skipped the UI is...
Add directives from directive in AngularJS
...eeps the directive clean with no hard-coded logic.
The directive takes an array of objects, each object contains the name of the directive to be added and the value to pass to it (if any).
I was struggling to think of a use-case for a directive like this until I thought that it might be useful to ...