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Expand a random range from 1–5 to 1–7

...t a non-zero. That's what this code is doing: the i and j indexes randomly select a location on the dart board, and if we don't get a good result, we keep throwing darts. Like Adam said, this can run forever in the worst case, but statistically the worst case never happens. :) ...
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Is it possible to clone html element objects in JavaScript / JQuery?

...od: // Create a clone of element with id ddl_1: let clone = document.querySelector('#ddl_1').cloneNode( true ); // Change the id attribute of the newly created element: clone.setAttribute( 'id', newId ); // Append the newly created element on element p document.querySelector('p').appendChild( cl...
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How to create a .gitignore file

...es, then save and close Hold SHIFT, right click the folder you're in, then select Open command window here Then rename the file in the command line, with ren gitignore.txt .gitignore Alternatively @HenningCash suggests in the comments You can get around this Windows Explorer error by appending...
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Find and replace strings in vim on multiple lines

...de (Ctrl+V) VISUAL LINE mode (Shift+V, works best in your case) Once you selected the lines to replace, type your command: :s/<search_string>/<replace_string>/g You'll note that the range '<,'> will be inserted automatically for you: :'<,'>s/<search_string>/<re...
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Difference between string and text in rails?

... load varchar in one go, but store text (and blob) outside of the table. A SELECT name, amount FROM products could, be a lot slower when using text for name than when you use varchar. And since Rails, by default loads records with SELECT * FROM... your text-columns will be loaded. This will probably...
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Why do we have to specify FromBody and FromUri?

...When a parameter has [FromBody], Web API uses the Content-Type header to select a formatter. In this example, the content type is "application/json" and the request body is a raw JSON string (not a JSON object). At most one parameter is allowed to read from the message body. This shoul...
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Which annotation should I use: @IdClass or @EmbeddedId

...and @EmbeddedId is when it comes to write HQL : With @IdClass you write: select e.name from Employee e and with @EmbeddedId you have to write: select e.employeeId.name from Employee e You have to write more text for the same query. Some may argue that this differs from a more natural language l...
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Where Is Machine.Config?

...r opens up Open "Framework"/"Framework64" folder(based on your processor). Select specific FW version folder e.g. "v4.0.30319" Open config folder Machine.config will be available there. Cheers. share | ...
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Why not use always android:configChanges=“keyboardHidden|orientation”?

...any ways a configuration change can be triggered. For example, if the user selects a new language (i.e. the locale has changed), your activity will be restarted in the same way it does by an orientation change. If you want you can view a list of all the different types of config changes. Edit: More...
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gradlew: Permission Denied

... Jenkins > Project Dashboard > (select gradle project) Configure > Build x Use Gradle Wrapper Make gradlew executable x share | improve this answer ...