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unsigned int vs. size_t
I notice that modern C and C++ code seems to use size_t instead of int / unsigned int pretty much everywhere - from parameters for C string functions to the STL. I am curious as to the reason for this and the benefits it brings.
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Unable to execute dex: Multiple dex files define Lcom/myapp/R$array;
Since updating to ADT 14 I can no longer build my project. It was building fine prior to updating.
54 Answers
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compareTo() vs. equals()
When testing for equality of String 's in Java I have always used equals() because to me this seems to be the most natural method for it. After all, its name already says what it is intended to do. However, a colleague of mine recently told me had been taught to use compareTo() == 0 instead of ...
Why does Node.js' fs.readFile() return a buffer instead of string?
I'm trying to read the content of test.txt (which is on the same folder of the Javascript source) and display it using this code:
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encryption/decryption with multiple keys
Is it possible to encrypt data, such that it can be decrypted with several different keys?
5 Answers
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Storing Objects in HTML5 localStorage
I'd like to store a JavaScript object in HTML5 localStorage , but my object is apparently being converted to a string.
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How to draw border around a UILabel?
Is there a way for UILabel to draw a border around itself? This is useful for me to debug the text placement and to see the placement and how big the label actually is.
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nodeValue vs innerHTML and textContent. How to choose?
I'm using plain js to alter the inner text of a label element, and I wasn't sure on what grounds I should use innerHTML or nodeValue or textContent. I don't need to create a new node or change the HTML elements or anything — just replace the text. Here's an example of the code:
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How can I use “:” as an AWK field separator?
Given the following command,
8 Answers
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How to see if an NSString starts with a certain other string?
I am trying to check to see if a string that I am going to use as URL starts with http. The way I am trying to check right now doesn't seem to be working. Here is my code:
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