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How to compile a 32-bit binary on a 64-bit linux machine with gcc/cmake
... I suggest to use an lxc container. lxc containers are 'something in the middle between a chroot on steroids and a full fledged virtual machine'.
For example, here's a way to build 32-bit wine using lxc on an Ubuntu Trusty system:
sudo apt-get install lxc lxc-templates
sudo lxc-create -t ubuntu -...
Why does the Scala compiler disallow overloaded methods with default arguments?
While there might be valid cases where such method overloadings could become ambiguous, why does the compiler disallow code which is neither ambiguous at compile time nor at run time?
...
Can I have an IF block in DOS batch file?
... operand resolve to IF "value_of_somevar"=="example_string2" to avoid special characters in either string operand causing syntax errors in the IF statement. Values you set should always be done as set "somevar=value_of_somevar" That syntax allows you to escape special characters in ...
Parallel.ForEach vs Task.Factory.StartNew
...ch work item (in your Parallel loop). No reason to put an async option inside of the already concurrent loop, typically...
– Reed Copsey
May 29 '12 at 16:44
...
How to securely save username/password (local)?
...
If you are just going to verify/validate the entered user name and password, use the Rfc2898DerivedBytes class (also known as Password Based Key Derivation Function 2 or PBKDF2). This is more secure than using encryption like Triple DES or AES because there i...
Why should I prefer single 'await Task.WhenAll' over multiple awaits?
...conserving the same SynchronizationContext, to further push its benefits aside from the semantics. I found no conclusive documentation, but looking at the IL there are evidently different implementations of IAsyncStateMachine in play. I don't read IL all that well, but WhenAll at the very least appe...
When to use Mockito.verify()?
...
Thanks, David. After scanning through some code sets, this seems like a common practice - but for me, this defeats the purpose of creating unit tests, and just adds the overhead of maintaining them for very little value. I do unders...
What is a sealed trait?
...nded only in the same file as its declaration.
They are often used to provide an alternative to enums. Since they can be only extended in a single file, the compiler knows every possible subtypes and can reason about it.
For instance with the declaration:
sealed trait Answer
case object Yes exten...
100% width Twitter Bootstrap 3 template
I am a bootstrap newbie and I have a 100% wide template that I want to code with bootstrap. The first column begins at the left corner and I have a Google map the stretches to the rightmost. I thought I could do this with container-fluid class, but that doesn't seem to be available any longer. I h...
How to get a reference to current module's attributes in Python
... symbol
table. This is always the dictionary
of the current module (inside a
function or method, this is the module
where it is defined, not the module
from which it is called).
http://docs.python.org/library/functions.html#globals
...