大约有 43,000 项符合查询结果（耗时：0.0405秒） [XML]
Add up a column of numbers at the Unix shell
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... | paste -sd+ - | bc
is the shortest one I've found (from the UNIX Command Line blog).
Edit: added the - argument for portability, thanks @Dogbert and @Owen.
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Is there a good tutorial on MSBuild scripts? [closed]
I'm working on a web application project, and I need to create a build script; a build script that I can trigger from my cruisecontrol server. Since nant has not been maintained for ages, I figure that MSBuild is the way to go.
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How to get just the parent directory name of a specific file
...ethod and String.lastIndexOf() to retrieve just the immediate parent directory.
Mark's comment is a better solution thanlastIndexOf():
file.getParentFile().getName();
These solutions only works if the file has a parent file (e.g., created via one of the file constructors taking a parent File). ...
Mongoimport of json file
I have a json file consisting of about 2000 records. Each record which will correspond to a document in the mongo database is formatted as follows:
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How to get all columns' names for all the tables in MySQL?
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select * from information_schema.columns
where table_schema = 'your_db'
order by table_name,ordinal_position
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Is “Java Concurrency In Practice” still valid? [closed]
... still valid in my mind. There isn't big change in this area from 6 to 7. Fork-join is a new feature, which is very suitable for divide-and-conquer type of problems. But all the existing stuff inside the book, such as synchronization, volatile, servlet, are still very valid.
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What is Eclipse's Ctrl+O (Show Outline) shortcut equivalent in IntelliJ IDEA?
I like to use Eclipse's shortcut Ctrl + O which outlines the current source. Is there an equivalent shortcut in IntelliJ IDEA?
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Check if a String contains numbers Java
I'm writing a program where the user enters a String in the following format:
14 Answers
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addEventListener not working in IE8
...ed addEventListener to call a function on click of the checkbox, which works in Google Chrome and Firefox but doesn't work in Internet Explorer 8 . This is my code:
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Detect Android phone via Javascript / jQuery
How would i detect that the device in use is an Android for a mobile website?
5 Answers
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