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How to access route, post, get etc. parameters in Zend Framework 2
...ethods to make it easy to access different types of parameters. As always, reading the tests can prove valuable to understand how something is supposed to be used.
Get a single value
To get the value of a named parameter in a controller, you will need to select the appropriate method for the type of...
Convert integer into its character equivalent, where 0 => a, 1 => b, etc
... @mikemaccana, why this edit? I think it makes it harder to read. Now I have to scroll horizontally to read the code.
– z0r
May 11 '17 at 1:23
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Parsing a JSON string in Ruby
...a hash
p parsed["desc"]["someKey"]
p parsed["main_item"]["stats"]["a"]
# Read JSON from a file, iterate over objects
file = open("shops.json")
json = file.read
parsed = JSON.parse(json)
parsed["shop"].each do |shop|
p shop["id"]
end
...
Using CSS to affect div style inside iframe
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Yes. Take a look at this other thread for details:
How to apply CSS to iframe?
var cssLink = document.createElement("link");
cssLink.href = "style.css";
cssLink.rel = "stylesheet";
cssLink.type = "text/css";
frames['frame1'].document.body.appendChild(...
static allocation in java - heap, stack and permanent generation
I have been lately reading a lot on memory allocation schemes in java, and there have been many doubts as I have been reading from various sources. I have collected my concepts, and I would request to go through all of the points and comment on them. I came to know that memory allocation is JVM spec...
How to send a JSON object using html form data
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Update in response to major rewrite of the question…
Your JS has no readystatechange handler, so you do nothing with the response
You trigger the JS when the submit button is clicked without cancelling the default behaviour. The browser will submit the form (in the regular way) as soon as the...
Why would adding a method add an ambiguous call, if it wouldn't be involved in the ambiguity
...rove this heuristic for Roslyn but it is a low priority.
(Exercise to the reader: "Devise a linear-time algorithm to identify the unique best member of a set of n elements where the betterness relation is intransitive" was one of the questions I was asked the day I interviewed for this team. It's n...
Why can't variables be declared in a switch statement?
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Relative to opening a new scope - favor readability and consistency in the code. In the old days, you might have automatically got an "extra" stack frame, but now that should not be the case for any decent optimizing compiler.
– Tall Jeff
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Pull request vs Merge request
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@stevemao can we access them? Are they really read only as we can resolve conflicts on them?
– Robert Koritnik
Dec 27 '15 at 9:41
12
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When to use in vs ref vs out
...ue when the method doesn't make use of it.
Beyond that, it also shows the reader of the declaration or the call whether the initial value is relevant (and potentially preserved), or thrown away.
As a minor difference, an out parameter needs not be initialized.
Example for out:
string a, b;
perso...