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Why does the MongoDB Java driver use a random number generator in a conditional?
I saw the following code in this commit for MongoDB's Java Connection driver , and it appears at first to be a joke of some sort. What does the following code do?
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How to join two sets in one line without using “|”
Assume that S and T are assigned sets. Without using the join operator | , how can I find the union of the two sets? This, for example, finds the intersection:
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Using printf with a non-null terminated string
Suppose you have a string which is NOT null terminated and you know its exact size, so how can you print that string with printf in C? I recall such a method but I can not find out now...
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Service vs IntentService in the Android platform
I am seeking an example of something that can be done with an IntentService that cannot be done with a Service (and vice-versa)?
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Why can I create a class named “var”?
Isn't var a keyword in C#? But why can I do this:
5 Answers
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Applying function with multiple arguments to create a new pandas column
I want to create a new column in a pandas data frame by applying a function to two existing columns. Following this answer I've been able to create a new column when I only need one column as an argument:
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In Java, how do I call a base class's method from the overriding method in a derived class?
I have two Java classes: B, which extends another class A, as follows :
12 Answers
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Check whether a value is a number in JavaScript or jQuery [duplicate]
I want to check misCharge is number or not. Is there any method or easy way in jQuery or JavaScript to do this?
3 Answers...
Parse an HTML string with JS
I searched for a solution but nothing was relevant, so here is my problem:
9 Answers
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How to get a substring of text?
I have text with length ~700. How do I get only ~30 of its first characters?
5 Answers
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