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Anatomy of a “Memory Leak”
...ounters).
Understanding .NET's memory model is your best way of avoiding it. Specifically, understanding how the garbage collector works and how references work — again, I refer you to chapter 7 of the e-book. Also, be mindful of common pitfalls, probably the most common being events. If object ...
What is the correct way of using C++11's range-based for?
...ents are not just simple integers,
but instances of a more complex class, with custom copy constructor, etc.
// A sample test class, with custom copy semantics.
class X
{
public:
X()
: m_data(0)
{}
X(int data)
: m_data(data)
{}
~X()
{}
X(const X&...
Where does gcc look for C and C++ header files?
...print-prog-name=cc1plus` -v
This command asks gcc which C++ preprocessor it is using, and then asks that preprocessor where it looks for includes.
You will get a reliable answer for your specific setup.
Likewise, for the C preprocessor:
`gcc -print-prog-name=cpp` -v
...
Bulk insert with SQLAlchemy ORM
...emy introduced that in version 1.0.0:
Bulk operations - SQLAlchemy docs
With these operations, you can now do bulk inserts or updates!
For instance, you can do:
s = Session()
objects = [
User(name="u1"),
User(name="u2"),
User(name="u3")
]
s.bulk_save_objects(objects)
s.commit()
Her...
How do popular apps authenticate user requests from their mobile app to their server?
...ave is regarding how to sign-up/login the user first time and authenticate it every time they make a request to the API.
7 ...
How to build an android library with Android Studio and gradle?
...is in IntelliJ on a regular basis but I don't know how the integration is with Android Studio. I am a believer in knowing what is going on for me, so this is how I use Gradle and Android.
TL;DR Full Example - https://github.com/ethankhall/driving-time-tracker/
Disclaimer: This is a project I am/w...
CSS table-cell equal width
...
Here is a working fiddle with indeterminate number of cells: http://jsfiddle.net/r9yrM/1/
You can fix a width to each parent div (the table), otherwise it'll be 100% as usual.
The trick is to use table-layout: fixed; and some width on each cell to t...
How to quietly remove a directory with content in PowerShell
Using PowerShell, is it possible to remove some directory that contains files without prompting to confirm action?
13 Answe...
Effects of changing Django's SECRET_KEY
I made a mistake and committed my Django project's SECRET_KEY into a public repository.
5 Answers
...
Mercurial undo last commit
How can I undo my last accidentally commited (not pushed) change in Mercurial?
7 Answers
...