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Is singleton class thread safe?
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2) Suppose there are 5 directories having lot of files (say txt files) in each directory. 2 things :- 2.1) You want to search for filenames which have a particular pattern. 2.2) Out of these filtered files you want to search for a particular keyword or a search string. How can you achieve this?
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What is a prefix function.write down a code to compute prefix function.
why is multiple inheritance not allowed in java?
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Is the milky way in a void?
How do you identify if jvm is 32-bit or 64-bit from java program?
Does 'true' and 'false' are keywords?
Can a method inside a interface be declared as final?
placement papaers of spring computing technology
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Why call by value prevents parameter value change?
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what is the difference between String and StringBuffer classes?
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