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Why do we use __init__ in Python classes?
...s MyInteger:
def __init__(self, newvalue)
# imagine self as an index card.
# under the heading of "value", we will write
# the contents of the variable newvalue.
self.value = newvalue
def add(self, other):
# when an integer wants to add itself to anoth...
MVC 3: How to render a view without its layout page when loaded via ajax?
...ws/Shared/_Layout.cshtml";
}
and in the controller:
public ActionResult Index()
{
return View();
}
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What is cardinality in MySQL?
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It is an estimate of the number of unique values in the index.
For a table with a single primary key column, the cardinality should normally be equal to the number of rows in the table.
More information.
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Does MySQL foreign_key_checks affect the entire database?
... This means it can be set for session:
SET FOREIGN_KEY_CHECKS=0;
or globally:
SET GLOBAL FOREIGN_KEY_CHECKS=0;
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How can I convert tabs to spaces in every file of a directory?
...ge is from the moreutils package, and avoids clearing the input file.
Finally, you can use gexpand on OSX, after installing coreutils with Homebrew (brew install coreutils).
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How to get index of object by its property in JavaScript?
...turn -1 when not found so it follows the same construct as Array.prototype.indexOf()
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ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
...ms instead of programming. Recently, I have been following a manual to install a software suite on Ubuntu. I have no knowledge of mySQL at all, actually. I have done the following installations on my Ubuntu.
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App Inventor 2 OCR文字识别教程 - 百度云与本地识别方案 · App Inventor 2 中文网
... 1. 获取API Key
访问 https://cloud.baidu.com/doc/OCR/index.html
创建应用，获取 API Key 和 Secret Key
通用文字识别每月免费1000次
2. 获取Access Token
global 百度API_KEY = "your-api-key"
global 百度SECRET_KEY = "your-secret-ke...
AngularJS-Twig conflict with double curly braces
...hough. It could be bad in some bindings, like this one: [[myObject[myArray[index]]
– Andrew Joslin
Dec 2 '12 at 18:23
1
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Using wget to recursively fetch a directory with arbitrary files in it
...-recursive, of course), otherwise it will follow the link in the directory index on my site to the parent directory. So the command would look like this:
wget --recursive --no-parent http://example.com/configs/.vim/
To avoid downloading the auto-generated index.html files, use the -R/--reject opt...