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Difference between HashMap, LinkedHashMap and TreeMap
What is the difference between HashMap , LinkedHashMap and TreeMap in Java?
I don't see any difference in the output as all the three has keySet and values . What are Hashtable s?
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Parsing JSON using Json.net
I'm trying to parse some JSON using the JSon.Net library. The documentation seems a little sparse and I'm confused as to how to accomplish what I need. Here is the format for the JSON I need to parse through.
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Can grep show only words that match search pattern?
... way to make grep output "words" from files that match the search expression?
14 Answers
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How do I detect “shift+enter” and generate a new line in Textarea?
Currently, if the person presses enter inside the text area, the form will submit.
Good, I want that.
13 Answers
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Can you have multiline HTML5 placeholder text in a ?
I have ghost text in textfields that disappear when you focus on them using HTML5's placeholder attribute:
15 Answers
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Tools for making latex tables in R [closed]
On general request, a community wiki on producing latex tables in R. In this post I'll give an overview of the most commonly used packages and blogs with code for producing latex tables from less straight-forward objects. Please feel free to add any I missed, and/or give tips, hints and little trick...
Generating random integer from a range
I need a function which would generate a random integer in given range (including border values). I don't unreasonable quality/randomness requirements, I have four requirements:
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Is it a bad practice to use break in a for loop? [closed]
Is it a bad practice to use break statement inside a for loop ?
19 Answers
19
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How to unstash only certain files?
I stashed my changes. Now I want to unstash only some files from the stash. How can I do this?
7 Answers
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Replace all elements of Python NumPy Array that are greater than some value
I have a 2D NumPy array and would like to replace all values in it greater than or equal to a threshold T with 255.0. To my knowledge, the most fundamental way would be:
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