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instantiate a class from a variable in PHP?
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216
Put the classname into a variable first:
$classname=$var.'Class';
$bar=new $classname("xyz");...
Why use Ruby's attr_accessor, attr_reader and attr_writer?
...write classes which will work correctly no matter how their public API is called.
class Person
attr_accessor :age
...
end
Here, I can see that I may both read and write the age.
class Person
attr_reader :age
...
end
Here, I can see that I may only read the age. Imagine that it is set ...
Should everything really be a bundle in Symfony 2.x?
...,
etc.
This way, you would put in the AppBundle only that stuff that is really Symfony2 specific. If you decide to switch to another framework later, you would get rid of the Bundle namespace and replace it with the chosen framework stuff.
Please note that what I'm suggesting here is for app specif...
Win10正式版官方原版ISO镜像下载大全(64位&32位) - 软件下载 - 清泛网 - ...
...方原版 正式版【64位简体中文家庭 专业版】 文件名:cn_windows_10_multiple_editions_x64_dvd_6848463.iso 体积:4.01GB SHA1:C71D49A6...【64位简体中文家庭/专业版】
文件名:cn_windows_10_multiple_editions_x64_dvd_6848463.iso
体积:4.01GB
...
Passing variables through handlebars partial
...andlebars.js in an express.js application. To keep things modular, I split all my templates in partials.
8 Answers
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When to use .First and when to use .FirstOrDefault with LINQ?
I've searched around and haven't really found a clear answer as to when you'd want to use .First and when you'd want to use .FirstOrDefault with LINQ.
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Run a single migration file
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edited Nov 4 '16 at 23:18
agbodike
1,6271313 silver badges2626 bronze badges
answered Apr 16...
error: passing xxx as 'this' argument of xxx discards qualifiers
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Tomer
45155 silver badges1616 bronze badges
answered May 12 '11 at 5:02
NawazNawaz
316k9999 gold badges...
Changing the background drawable of the searchview widget
...get to the right view within SearchView), but it's not bullet-proof. Especially if some manufacturer decides to reimplement internals of SearchView and element with above-mentioned id is not present - the code won't work.
In SDK, the background for text field in SearchView is declared through nine-...
Fatal error in launcher: Unable to create process using “”C:\Program Files (x86)\Python33\python.exe
...e universally applicable.
– Arc
Jan 16 '15 at 14:31
2
@user4154243, that works, but can you expla...