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How does Go compile so quickly?
...erating system has to load the whole VM, then they have to be JIT-compiled from bytecode to native code, all of which takes some time.
Speed of compilation depends on several factors.
Some languages are designed to be compiled fast. For example, Pascal was designed to be compiled using a single-pa...
Prevent dialog dismissal on screen rotation in Android
I am trying to prevent dialogs built with Alert builder from being dismissed when the Activity is restarted.
11 Answers
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Cloning an Object in Node.js
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From what I can tell the object spread operator is not an ES6 thing but instead a stage 3 proposal. which means you can use it with babel but not without from what I understand. github.com/tc39/…
– mac...
Manually raising (throwing) an exception in Python
...ns, which preserve tracebacks:
raise RuntimeError('specific message') from error
Be aware:
this does allow changing the error type raised, and
this is not compatible with Python 2.
Deprecated Methods:
These can easily hide and even get into production code. You want to raise an exception...
Differences between numpy.random and random.random in Python
...for some things (for example for creating an array of random numbers taken from a binomial distribution) and in other places I use the module random.random .
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How to get year/month/day from a date object?
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var dateObj = new Date();
var month = dateObj.getUTCMonth() + 1; //months from 1-12
var day = dateObj.getUTCDate();
var year = dateObj.getUTCFullYear();
newdate = year + "/" + month + "/" + day;
or you can set new date and give the above values
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'this' vs $scope in AngularJS controllers
...rent scope objects, if prototypical inheritance is in play) are accessible from the HTML/view. E.g., from ng-click, filters, etc.
Long answer:
A controller function is a JavaScript constructor function. When the constructor function executes (e.g., when a view loads), this (i.e., the "function...
How to open a web page from my application?
... security hole in your application if you were to accidentally get the URL from user input and not validate that it is a URI. They can then launch any application they want on your system.
– cdiggins
Nov 6 '15 at 17:49
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How to load a UIView using a nib file created with Interface Builder
...ntroller subclass)
@property (nonatomic, retain) IBOutlet UIView *myViewFromNib;
(dont forget to synthesize it and release it in your .m file)
3) open your nib (we'll call it 'myViewNib.xib') in IB, set you file's Owner to MyViewController
4) now connect your file's Owner outlet myViewFromNib...
How to make blinking/flashing text with CSS 3
...re first setting opacity: 1; and then you are ending it on 0, so it starts from 0% and ends on 100%, so instead just set opacity to 0 at 50% and the rest will take care of itself.
Demo
.blink_me {
animation: blinker 1s linear infinite;
}
@keyframes blinker {
50% {
opacity: 0;
...