大约有 40,000 项符合查询结果(耗时:0.1222秒) [XML]

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How can I update NodeJS and NPM to the next versions?

...0.9.6 Where the dot (•) means that it's a currently active version. To select another node.js version from the list, use Up/Down arrow keys and activate using the Enter key. To list the versions available to install: $ n lsr nvm (macOS, Linux) nvm is also like rvm, even the command names an...
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psql: FATAL: database “” does not exist

...euser --interactive When prompted for role name, enter linux username, and select Yes to superuser question. Still logged in as postgres user, create a database: createdb <username_from_step_3> Confirm error(s) are gone by entering: psql at the command prompt. Output should show psql (x.x.x) T...
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Bulk package updates using Conda

Is there a way (using conda update) that I can list outdated packages and select or bulk update (compatible) packages in Anaconda? ...
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How do I convert a String object into a Hash object?

... This answer should be selected for avoiding using eval. – Michael_Zhang Sep 4 '18 at 21:57 4 ...
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How can I change a secret Gist to public?

... Update: You can still convert a secret gist to a public gist by first selecting "Edit" -> "Make Public". This feature has been partially rolled back, however, since 12/15/16 and you will no longer be able to switch it back to secret. From the docs: After creating a gist, you cannot conv...
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Is there any good dynamic SQL builder library in Java? [closed]

...ut making the query utterly unreadable? Do you have an example of a nested select in an IN / EXISTS clause, or of a self-join using aliases for the Sale entity, etc? I'm curious – Lukas Eder Apr 12 '11 at 5:54 ...
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Java Look and Feel (L&F) [closed]

... (String) JOptionPane.showInputDialog(this, "Choose Look and Feel Here:", "Select Look and Feel", JOptionPane.QUESTION_MESSAGE, null, lookAndFeelsDisplay.toArray(), null); if (changeLook != null) { for (int i = 0; i < lookAndFeelsDisplay.size(); i++) { if (cha...
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How to make a background 20% transparent on Android

...egant solution. I'm able to apply this to a list item background when I'm selecting it - so I get some color, but it doesn't compete with the item text.. Very cool, thanks! – Gene Bo Mar 25 '15 at 18:54 ...
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When to use MyISAM and InnoDB? [duplicate]

...l-text indexing. -- InnoDB has it now Especially good for read-intensive (select) tables. -- Mostly no longer true. Disk footprint is 2x-3x less than InnoDB's. -- As of Version 5.7, this is perhaps the only real advantage of MyISAM. InnoDB: The InnoDB storage engine in MySQL. Support for tra...
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M_PI works with math.h but not with cmath in Visual Studio

... As suggested by user7860670, right-click on the project, select properties, navigate to C/C++ -> Preprocessor and add _USE_MATH_DEFINES to the Preprocessor Definitions. That's what worked for me. share ...