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What is mutex and semaphore in Java ? What is the main difference?
What is mutex and semaphore in Java ? What is the main difference ?
11 Answers
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How to display loading message when an iFrame is loading?
I have an iframe that loads a third party website which is extremely slow to load.
9 Answers
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How should I read a file line-by-line in Python?
In pre-historic times (Python 1.4) we did:
4 Answers
4
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How do I determine whether an array contains a particular value in Java?
I have a String[] with values like so:
29 Answers
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MySQL “between” clause not inclusive?
If I run a query with a between clause, it seems to exclude the ending value.
For example:
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SOAP vs REST (differences)
I have read articles about the differences between SOAP and REST as a web service communication protocol, but I think that the biggest advantages for REST over SOAP are:
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Getting vertical gridlines to appear in line plot in matplotlib
I want to get both horizontal and vertical grid lines on my plot but only the horizontal grid lines are appearing by default. I am using a pandas.DataFrame from an sql query in python to generate a line plot with dates on the x-axis. I'm not sure why they do not appear on the dates and I have trie...
How to define a preprocessor symbol in Xcode
Is it possible to set a symbol for conditional compilation by setting up properties in an Xcode project?
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What does string::npos mean in this code?
What does the phrase std::string::npos mean in the following snippet of code?
12 Answers
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mongodb, replicates and error: { “$err” : “not master and slaveOk=false”, “code” : 13435 }
I tried mongo replica sets for the first time.
7 Answers
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