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What does map(&:name) mean in Ruby?
...|element| foo(element) }
By calling method(:foo) we took a Method object from self that represents its foo method, and used the & to signify that it has a to_proc method that converts it into a Proc.
This is very useful when you want to do things point-free style. An example is to check if th...
PHP and Enumerations
...PHP doesn't have native Enumerations. But I have become accustomed to them from the Java world. I would love to use enums as a way to give predefined values which IDEs' auto-completion features could understand.
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Unable to find the wrapper “https” - did you forget to enable it when you configured PHP?
...rl_exec($curl);, wouldn't that prevent curl_close($curl); on the next line from executing?
– Jason Plank
Jul 26 '11 at 18:25
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How do you convert a jQuery object into a string?
...HTML node (object) is to do something like:
console.log($("#my-node"));
From jQuery 1.6+ you can just use outerHTML to include the HTML tags in your string output:
var node = $("#my-node").outerHTML;
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HTML 5 strange img always adds 3px margin at bottom [duplicate]
...o use either pantryfight's suggestion or display: block to remove the text from the picture entirely.
– Brilliand
Jun 1 '12 at 4:23
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How to use getJSON, sending data with post method?
...tml form, you can use the serialize method to create the data for the POST from your form.
var dataToBeSent = $("form").serialize();
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Convert an array of primitive longs into a List of Longs
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No, there is no automatic conversion from array of primitive type to array of their boxed reference types. You can only do
long[] input = someAPI.getSomeLongs();
List<Long> lst = new ArrayList<Long>();
for(long l : input) lst.add(l);
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bind event only once
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@Manu you copied from this answer
– aexl
Sep 10 '19 at 11:25
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Chai: how to test for undefined with 'should' syntax
...t sure if the above is the right way, but it does work.
According to Post from ghost in github
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What is Java EE? [duplicate]
...Sphere or Weblogic), leaving the programmer to develop business logic free from worries about storage mechanisms and synchronization.
In reality, it was a cobbled-together, design-by-committee mish-mash, which was pushed pretty much for the benefit of vendors like IBM, Oracle and BEA so they could ...