大约有 15,000 项符合查询结果(耗时:0.0315秒) [XML]

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How to find indices of all occurrences of one string in another in JavaScript?

I'm trying to find the positions of all occurrences of a string in another string, case-insensitive. 13 Answers ...
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Transform DateTime into simple Date in Ruby on Rails

I have a datetime column in db that I want to transform into a simple date when I show it to users. 6 Answers ...
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Modelling an elevator using Object-Oriented Analysis and Design [closed]

...mmonly-used in interviews and classes when it comes to object-oriented design and analysis. This is one of them; unfortunately, my OOP professor in college never actually gave an answer to it, and so I've been wondering. ...
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Change type of varchar field to integer: “cannot be cast automatically to type integer”

...have a small table and a certain field contains the type " character varying ". I'm trying to change it to " Integer " but it gives an error that casting is not possible. ...
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Can I restore a single table from a full mysql mysqldump file?

I have a mysqldump backup of my mysql database consisting of all of our tables which is about 440 megs. I want to restore the contents of just one of the tables from the mysqldump. Is this possible? Theoretically, I could just cut out the section that rebuilds the table I want but I don't even know ...
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How do you test that a Python function throws an exception?

... Robert Siemer 23.9k77 gold badges6767 silver badges8282 bronze badges answered Sep 24 '08 at 20:02 MoeMoe ...
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Using Git with an existing Xcode project

I am trying to figure out how to use git in my project workflow, and I have an existing Xcode project that I want to put into the repository. I think I have the repository set up correctly under organizer, but the Source Control menu is grayed out. Apparently, it's easy to do if you start a new pr...
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Android studio using > 100% CPU at all times - no background processes appear to be running

I've noticed Android Studio (when running) uses greater than 100% CPU at all times, even when it appears there are no background processes that the IDE is running (indexing, etc). I might suspect this were something specific to my box, but some fellow developers are encountering this as well. ...
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MySQL Creating tables with Foreign Keys giving errno: 150

I am trying to create a table in MySQL with two foreign keys, which reference the primary keys in 2 other tables, but I am getting an errno: 150 error and it will not create the table. ...
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Make HTML5 video poster be same size as video itself

... You can use a transparent poster image in combination with a CSS background image to achieve this (example); however, to have a background stretched to the height and the width of a video, you'll have to use an absolutely positioned <img> tag (example). I...