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foreach with index [duplicate]
Is there a C# equivalent of Python's enumerate() and Ruby's each_with_index ?
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How to set timeout for http.Get() requests in Golang?
...ave a list of URLs to fetch. I send http.Get() requests to each URL and obtain their response.
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Check whether an input string contains a number in javascript
My end goal is to validate an input field. The input may be either alphabetic or numeric.
12 Answers
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Fundamental difference between Hashing and Encryption algorithms
I see a lot of confusion between hashes and encryption algorithms and I would like to hear some more expert advice about:
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What should I use Android AccountManager for?
...ded for. Does anyone know of any helpful discussions of what the intention behind AccountManager is and what it buys you? Any opinions of what type of Accounts this is suitable for? Would this be where you'd put your user's account information for a general web service?
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What does .SD stand for in data.table in R
.SD looks useful but I do not really know what I am doing with it. What does it stand for? Why is there a preceding period (full stop). What is happening when I use it?
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Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
Let's say the bottleneck of my Java program really is some tight loops to compute a bunch of vector dot products. Yes I've profiled, yes it's the bottleneck, yes it's significant, yes that's just how the algorithm is, yes I've run Proguard to optimize the byte code, etc.
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Prevent scroll-bar from adding-up to the Width of page on Chrome
...verflows the viewport's (right word?) height, so there's a vertical scroll-bar on that page (1). On page (2) i have the same layout (menus, divs,...etc) but less content, so no vertical scroll-bars in there.
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How to return a result (startActivityForResult) from a TabHost Activity?
... look at the Activity class, you will see, that finish() method only sends back the result if there is a mParent property set to null. Otherwise the result is lost.
public void finish() {
if (mParent == null) {
int resultCode;
Intent resultData;
synchronized (this) {
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How can I escape a double quote inside double quotes?
How can I escape double quotes inside a double string in Bash?
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