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Accessing nested JavaScript objects and arays by string path
... using reduce is an excellent solution (one can also use _.reduce() from the underscore or lodash library)
– Alp
May 22 '14 at 14:51
4
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Calculate MD5 checksum for a file
I'm using iTextSharp to read the text from a PDF file. However, there are times I cannot extract text, because the PDF file is only containing images. I download the same PDF files everyday, and I want to see if the PDF has been modified. If the text and modification date cannot be obtained, is a ...
How to programmatically display version/build number of target in iOS app?
...much signal in his answer. 2. This is swift, that is objective-c. 3. Thats from ios5 era
– Esqarrouth
Nov 27 '15 at 19:18
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How to define a two-dimensional array?
...e as well, but it is no longer recommended for any use, and may be removed from numpy in the future.
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Accessing JPEG EXIF rotation data in JavaScript on the client side
...oadend = function() {
// get EXIF data
var exif = EXIF.readFromBinaryFile(new BinaryFile(this.result));
// alert a value
alert(exif.Make);
};
fr.readAsBinaryString(file); // read the file
});
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Android set height and width of Custom view programmatically
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The LayoutParams should be from the layout where the graphView is placed. For example if in the XML layout file graphView is placed inside RelativeLayout, then you should use new RelativeLayout.LayoutParams(width, height)
– Vic
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Simplest way to check if key exists in object using CoffeeScript
...s, too, to aditionally test .hasOwnProperty(). the “most likely” comes from me not having tried, but this syntax working in comprehensions.
– flying sheep
Jan 13 '13 at 21:15
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Determine if an object property is ko.observable
...isObservable(). You can call it like ko.isObservable(vm[key]).
Update from comment:
Here is a function to determine if something is a computed observable:
ko.isComputed = function (instance) {
if ((instance === null) || (instance === undefined) || (instance.__ko_proto__ === undefined)) re...
How to disallow temporaries
...use all of the definitions of member functions are invalid after this.. -1 from my side
– Aamir
Nov 1 '12 at 5:16
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Why are empty catch blocks a bad idea? [closed]
...for whom this is an issue, and it's only when sending non-critical e-mails from their web sites.
– John Rudy
Aug 5 '09 at 16:50
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