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Protect .NET code from reverse engineering?
...pack them. The tutorial How to write your own packer gives a ton of good information on writing your own Win32 packer.
Ultimately though, if people want your application cracked they will. Look at all the commercial software out there that has a vast amount of resources to protect their applicatio...
When is the thread pool used?
... in javascript, you're probably making a mistake. Other languages will perform much more efficiently.
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What is the correct way of using C++11's range-based for?
...r (const auto& elem : container)
syntaxes are wrong.
In fact, in the former case, elem stores a copy of the original
element, so modifications done to it are just lost and not stored persistently
in the container, e.g.:
vector<int> v = {1, 3, 5, 7, 9};
for (auto x : v) // <-- captu...
What is the best way to compute trending topics or tags?
... using the average.
In your case a z-score is calculated by the following formula, where the trend would be a rate such as views / day.
z-score = ([current trend] - [average historic trends]) / [standard deviation of historic trends]
When a z-score is used, the higher or lower the z-score the mo...
How do you rotate a two dimensional array?
...al number of layers in the matrix. This occurs when the innermost layer is formed of only one element (i.e. a 1×1 matrix) and therefore need not be rotated. It simply gets ignored.
We will undoubtedly need this information in our function to rotate a matrix, so let’s add it now:
def rotate(matr...
How can I efficiently select a Standard Library container in C++11?
...hen several choices are available, go for the simplest
Worrying about performance is usually useless at first. The big O considerations only really kick in when you start handling a few thousands (or more) of items.
There are two big categories of containers:
Associative containers: they have a...
How using try catch for exception handling is best practice
...
For a UI application: to pop it to the user with an apology message (winforms)
For a Service or a Console application: log it to a file (service or console)
Then I always enclose every piece of code that is run externally in try/catch :
All events fired by the Winforms infrastructure (Load, ...
What is a mixin, and why are they useful?
...iple inheritance? Is it just a matter of semantics?
A mixin is a limited form of multiple inheritance. In some languages the mechanism for adding a mixin to a class is slightly different (in terms of syntax) from that of inheritance.
In the context of Python especially, a mixin is a parent class ...
How to select rows from a DataFrame based on column values?
...rtain techniques. Assume our criterion is column 'A' == 'foo'
(Note on performance: For each base type, we can keep things simple by using the pandas API or we can venture outside the API, usually into numpy, and speed things up.)
Setup
The first thing we'll need is to identify a condition that ...
How efficient can Meteor be while sharing a huge collection among many clients?
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