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How to get execution time in rails console?

I want compare time of execution Post.all and SELECT * FROM posts (or some other statements) How can i get execution time of Post.all ? ...
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Can I hide the HTML5 number input’s spin box?

...you can just use display: none; as the only thing inside the selector – philfreo Sep 11 '12 at 18:19 ...
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Running two projects at once in Visual Studio

... Go to Solution properties → Common Properties → Startup Project and select Multiple startup projects. share | improve this answer | follow | ...
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Add custom icons to font awesome

...ons already, so the fab class is present on the elements (and the actually selected brand is added dinamycally to the css) – Norbert Kardos Jul 9 '18 at 6:29 ...
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How to change Android version and code version number?

...Ctrl+Alt+Shift+S in android studio or go to File > Project Structure... Select app on left side and select falvors tab on right side on default config change version code , name and etc... share | ...
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How to turn on line numbers in IDLE?

...Numbers entry on the Options menu. There is currently no hotkey. One can select a line or bloc of lines by clicking on a line or clicking and dragging. Some people may have missed Edit / Go to Line. The right-click context menu Goto File/Line works on grep (Find in Files) output as well as on tr...
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What's the point of the X-Requested-With header?

... are already loaded. So you can use an AJAX to get the recipe the user has selected but to save time and bandwidth don't load the header/footer/ads. Now you can just write a secondary endpoint for the data like www.example.com/recipe_only/apple_pie but that's harder to maintain and share to other ...
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emacs create new file with ido enabled

...switch to the traditional mode are all useful. Also, when ido has already selected an alternate file path, you can hit C-z to return where you were and temporarily disable that behavior. share | im...
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XAMPP - Port 80 in use by “Unable to open process” with PID 4! 12

...y clicking on the "Config" button on the same line as the "Apache" module, select the "httpd.conf" file in the dropdown, then change the "Listen 80" line to "Listen 8080". Save the file and close it. Now it avoids Port 80 and uses Port 8080 instead without issue. The only additional thing you need ...
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How to view method information in Android Studio?

.... You can pin the window and make the documentation appear every time you select a method with your mouse though. Android Studio 1.0: You have to hold CTRL if you want to get hold of documentation window for e.g. scrolling documentation otherwise as you move your mouse away from method document...