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Java: notify() vs. notifyAll() all over again
If one Googles for "difference between notify() and notifyAll() " then a lot of explanations will pop up (leaving apart the javadoc paragraphs). It all boils down to the number of waiting threads being waken up: one in notify() and all in notifyAll() .
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Comparing two dictionaries and checking how many (key, value) pairs are equal
I have two dictionaries, but for simplification, I will take these two:
26 Answers
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How to store arrays in MySQL?
I have two tables in MySQL. Table Person has the following columns:
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What is the use of hashCode in Java?
In Java, obj.hashCode() returns some value. What is the use of this hash code in programming?
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What's the difference between git reset --mixed, --soft, and --hard?
I'm looking to split a commit up and not sure which reset option to use.
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How to verify if a file exists in a batch file?
I have to create a .BAT file that does this:
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Easier way to debug a Windows service
Is there an easier way to step through the code than to start the service through the Windows Service Control Manager and then attaching the debugger to the thread? It's kind of cumbersome and I'm wondering if there is a more straightforward approach.
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Simple logical operators in Bash
I have a couple of variables and I want to check the following condition (written out in words, then my failed attempt at bash scripting):
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Use cases for the 'setdefault' dict method
The addition of collections.defaultdict in Python 2.5 greatly reduced the need for dict 's setdefault method. This question is for our collective education:
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How can I get query string values in JavaScript?
Is there a plugin-less way of retrieving query string values via jQuery (or without)?
73 Answers
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