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Why does viewWillAppear not get called when an app comes back from the background?
I'm writing an app and I need to change the view if the user is looking at the app while talking on the phone.
7 Answers
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Algorithm to calculate the number of divisors of a given number
What would be the most optimal algorithm (performance-wise) to calculate the number of divisors of a given number?
27 Answe...
Explanation of …
...cript> , which contained code that looks like something out of PHP but with JavaScript tags.
7 Answers
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Can I protect against SQL injection by escaping single-quote and surrounding user input with single-
I realize that parameterized SQL queries is the optimal way to sanitize user input when building queries that contain user input, but I'm wondering what is wrong with taking user input and escaping any single quotes and surrounding the whole string with single quotes. Here's the code:
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What is the difference between the HashMap and Map objects in Java?
...ase, the interface is HashMap<String, Object>, whereas in the second it's Map<String, Object>. But the underlying object is the same.
The advantage to using Map<String, Object> is that you can change the underlying object to be a different kind of map without breaking your contrac...
Import and Export Excel - What is the best library? [closed]
... in C#, we take a certain data collection (SubSonic collection) and export it to Excel. We also want to import Excel files in a specific format. I'm looking for a library I can use for this purpose.
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Is ASCII code 7-bit or 8-bit?
My teacher told me ASCII is 8-bit character coding scheme. But it is defined only for 0-127 codes which means it can be fit into 7-bits. So can't it be argued that ASCII bit is actually 7-bit code?
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In Bash, how can I check if a string begins with some value?
I would like to check if a string begins with "node" e.g. "node001". Something like
13 Answers
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Proper way to wait for one function to finish before continuing?
I have two JS functions. One calls the other. Within the calling function, I'd like to call the other, wait for that function to finish, then continue on. So, for example/pseudo code:
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Serving gzipped CSS and JavaScript from Amazon CloudFront via S3
I've been looking for ways of making my site load faster and one way that I'd like to explore is making greater use of Cloudfront.
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