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Git submodule update
...try in the parent repo index), and you will need to add, commit and push said references from the main repo.
Next time you will clone that parent repo, it will populate the submodules to reflect those new SHA1 references.
The rest of this answer details the classic submodule feature (reference to a...
What's the fundamental difference between MFC and ATL?
...e Office like features available to the development community when the OS didn't have them yet.
[Edit embellishment: I did not work at Microsoft, so I don't know if Office was ever built on MFC, but I think the answer is no. Back in Win 3.1, Win 95 days, Office UI team would invent new controls, ...
C# 5 async CTP: why is internal “state” set to 0 in generated code before EndAwait call?
...blog, which rocks.
The value 0 here is only special because it's not a valid state which you might be in just before the await in a normal case. In particular, it's not a state which the state machine may end up testing for elsewhere. I believe that using any non-positive value would work just as w...
What are copy elision and return value optimization?
...n practice (restrictions apply).
It's the only form of optimization that elides (ha!) the as-if rule - copy elision can be applied even if copying/moving the object has side-effects.
The following example taken from Wikipedia:
struct C {
C() {}
C(const C&) { std::cout << "A copy was ma...
Select the values of one property on all objects of an array in PowerShell
...
To complement the preexisting, helpful answers with guidance of when to use which approach and a performance comparison.
Outside of a pipeline, use (PSv3+): $objects.Name as demonstrated in rageandqq's answer, which is both syntactically simpler and much faster.
Accessing a pr...
valueOf() vs. toString() in Javascript
...", javascript first collects primitive values of the operands, and then decides if addition or concatenation should be applied, based on the type of each primitive.
So, this is how you think it works
a + b:
pa = ToPrimitive(a)
if(pa is string)
return concat(pa, ToString(b))
else...
What is the best way to use a HashMap in C++?
...i.e. 6 years after C++11 it should be hard to find an STL that doesn't provide unordered_map. Thus, there is no reason to consider the non-standard hash_map.
– maxschlepzig
Feb 13 '17 at 10:42
...
What is the most robust way to force a UIView to redraw?
... a viewController that then proceeds to do the following. from method viewDidLoad I fire off a URLRequest for data that is required by on of my subviews - a UIView subclass with drawRect overridden. When the data arrives from the cloud I start building my view hierarchy. the subclass in question get...
What is the purpose of the -m switch?
...a module located using -m is executed just as if its filename had been provided on the command line.
With -m more is possible, like working with modules which are part of a package, etc. That's what the rest of PEP 338 is about. Read it for more info.
...
Why does ReSharper tell me “implicitly captured closure”?
...s you that the variables end and start stay alive as any of the lambdas inside this method stay alive.
Take a look at the short example
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
int i = 0;
Random g = new Random();
this.button1.Click += (sender, args) => this...