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What is a lambda expression in C++11?
...em
C++ includes useful generic functions like std::for_each and std::transform, which can be very handy. Unfortunately they can also be quite cumbersome to use, particularly if the functor you would like to apply is unique to the particular function.
#include <algorithm>
#include <vector&...
Django: Get model from string?
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Most model "strings" appear as the form "appname.modelname" so you might want to use this variation on get_model
from django.db.models.loading import get_model
your_model = get_model ( *your_string.split('.',1) )
The part of the django code that usually tu...
Insert space before capital letters
...regex, you can use the following code from Javascript camelCase to Regular Form
"thisStringIsGood"
// insert a space before all caps
.replace(/([A-Z])/g, ' $1')
// uppercase the first character
.replace(/^./, function(str){ return str.toUpperCase(); })
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ASP.NET MVC 3 - Partial vs Display Template vs Editor Template
...or when editing/inserting data (i.e. when you generate input tags inside a form).
The above methods are model-centric. This means that they will take the model metadata into account (for example you could annotate your model class with [UIHintAttribute] or [DisplayAttribute] and this would influen...
How create table only using tag and Css
...idth: 200px;
background-color: #ccc;
}
<body>
<form id="form1">
<div class="div-table">
<div class="div-table-row">
<div class="div-table-col" align="center">Customer ID</div>
<div class...
Integer division with remainder in JavaScript?
...es but just wanting to do that doesn't mean you should write it in a weird form just because it happens to be fastest, without good reason - code clarity in general should normally be your first concern. Also these tests might be completely meaningless after language changes and across different br...
DropDownList in MVC 4 with Razor
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You have to be careful as none of the posted solutions perform any kind of server-side validation. Here's an elegant solution that performs both client-side and server-side validation to ensure valid data is posted to the model. stackoverflow.com/a/56185910/3960200
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What is “2's Complement”?
... two's complement. Now you can store positive and negative integers and perform arithmetic with relative ease. There are a number of methods to convert a number into two's complement. Here's one.
Convert Decimal to Two's Complement
Convert the number to binary (ignore the sign for now)
e.g. 5 is ...
Do I have to guard against SQL injection if I used a dropdown?
I understand that you should NEVER trust user input from a form, mainly due to the chance of SQL injection.
11 Answers
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How to install Android SDK Build Tools on the command line?
...<code> # update Android SDK on headless server FILTER=tool,platform,android-20 ( sleep 5 && while [ 1 ]; do sleep 1; echo y; done ) \ | android update sdk --no-ui --all \ --filter ${FILTER} </code></pre>
– i4niac
Aug 27 '14 at...