大约有 16,500 项符合查询结果（耗时：0.0211秒） [XML]
In the shell, what does “ 2>&1 ” mean?
In a Unix shell, if I want to combine stderr and stdout into the stdout stream for further manipulation, I can append the following on the end of my command:
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Max size of an iOS application
What is the maximum size of an iOS application? any constraints?
8 Answers
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Escape double quotes in parameter
In Unix I could run myscript '"test"' and I would get "test" .
5 Answers
5
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Given a DateTime object, how do I get an ISO 8601 date in string format?
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18 Answers
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Simple way to repeat a String in java
I'm looking for a simple commons method or operator that allows me to repeat some String n times. I know I could write this using a for loop, but I wish to avoid for loops whenever necessary and a simple direct method should exist somewhere.
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TypeError: 'str' does not support the buffer interface
The above python code is giving me following error:
7 Answers
7
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scala vs java, performance and memory? [closed]
I am keen to look into Scala, and have one basic question I cant seem to find an answer to:
in general, is there a difference in performance and usage of memory between Scala and Java?
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How to extract the substring between two markers?
Let's say I have a string 'gfgfdAAA1234ZZZuijjk' and I want to extract just the '1234' part.
18 Answers
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How can I sort a dictionary by key?
...to go from {2:3, 1:89, 4:5, 3:0} to {1:89, 2:3, 3:0, 4:5} ?
I checked some posts but they all use the "sorted" operator that returns tuples.
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Remove duplicate entries using a Bash script [duplicate]
I want to remove duplicate entries from a text file, e.g:
4 Answers
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