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Is there any downside for using a leading double slash to inherit the protocol in a URL? i.e. src=“/
...es from an external domain and I need it to load from https:// from secure order pages and http:// from other pages, based on the current URL. I found that starting the URL with a double slash inherits the current protocol. Do all browsers support this technique?
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cannot convert data (type interface {}) to type string: need type assertion
...Even if i is an interface type, []i is not interface type. As a result, in order to convert []i to its value type, we have to do it individually:
// var items []i
for _, item := range items {
value, ok := item.(T)
dosomethingWith(value)
}
Performance
As for performance, it can be slower ...
Install Application programmatically on Android
...I needed to change the permissions on the apk file to be world readable in order to allow it to be installed that way, otherwise the system was throwing "Parse error: There is a Problem Parsing the Package"; so using solution from @Horaceman that makes:
File file = new File(dir, "App.apk");
file.se...
UILabel is not auto-shrinking text to fit label size
...ant:
A Boolean value indicating whether the font size should be reduced in order to fit the title string into the label’s bounding rectangle (this property is effective only when the numberOfLines property is set to 1).
When setting this property, minimumScaleFactor MUST be set too (a good default...
undefined method `source_index' for Gem:Module (NoMethodError)
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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How to dynamically create CSS class in JavaScript and apply?
...act, it uses JSS (CSS described by JSON), but it's quite easy to handle in order to generate dynamic css stylesheets.
$.injectCSS({
"#test": {
height: 123
}
});
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Why do you need to invoke an anonymous function on the same line?
...de will not "leak" outside the scope. This is very useful in JavaScript in order not to pollute the global scope.
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onKeyPress Vs. onKeyUp and onKeyDown
...y triggers both handlers to be pushed into the event queue, but in a fixed order. "you just want to have an argument for argument's sake" - Eh? The core thesis of your answer is that keypress, keyup, and keydown are analogous to click, mouseup, and mousedown. The natural interpretation of that, to m...
Can we have multiple “WITH AS” in single sql - Oracle SQL
... -- SET2 projected
10/29/2013 10:43:26 AM
Follow the order in which it should be initialized in Common Table Expressions
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How to compare two dates?
...f one comparand is naive and the other is aware, TypeError is raised if an order comparison is attempted. For equality comparisons, naive instances are never equal to aware instances. If both comparands are aware, and have the same tzinfo attribute, the common tzinfo attribute is ignored and the ba...