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How to delete migration files in Rails 3
...No, since Rails would not know how to delete it. It needs to call the self.down method defined on your migration to "downgrade" your database.
– Fábio Batista
Oct 7 '10 at 18:10
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Spring MVC type conversion : PropertyEditor or Converter?
...eUploader: {
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What is the difference between onBlur and onChange attribute in HTML?
...eUploader: {
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How to get input type using jquery?
...d if it is a checkbox I need to now which are checked, and if it is a drop down I need to know which is selected, and I if it is a text/textarea I need to know the values.
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Get the name of the currently executing method
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Define a lambda expression that raises an Exception
...ds the compiled bytecode among other things.
It is defined here in CPython https://github.com/python/cpython/blob/master/Include/code.h.
Its methods are implemented here https://github.com/python/cpython/blob/master/Objects/codeobject.c.
We can run the help on the code object:
Help on code object:
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The “backspace” escape character '\b': unexpected behavior?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Remove duplicates from an array of objects in JavaScript
...uld never user the length in the for loop, because it will slow everything down calculating it on every iteration. Assign it to a variable outside the loop and pass the variable instead of the things.thing.length.
– 0v3rth3d4wn
Aug 26 '14 at 12:56
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Maximum on http header values?
...2bits of memory for each session, so don't push this
limit too high.
https://cbonte.github.io/haproxy-dconv/configuration-1.5.html#3.2-tune.http.maxhdr
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“Eliminate render-blocking CSS in above-the-fold content”
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Please have a look on the following page https://varvy.com/pagespeed/render-blocking-css.html .
This helped me to get rid of "Render Blocking CSS". I used the following code in order to remove "Render Blocking CSS". Now in google page speed insight I am not getting...