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How to reference generic classes and methods in xml documentation
...trick to find the correct notation, without having to go through trial-and-error. Kudos my man
– Peter
Nov 10 '16 at 8:30
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Can virtual functions have default parameters?
... B;
A* pa = pb;
pa->f(); //OK, calls pa->B::f(7)
pb->f(); //error: wrong number of arguments for B::f()
}
Here is a sample program to demonstrate what defaults are picked up. I'm using structs here rather than classes simply for brevity -- class and struct are exactly the same i...
Any reason not to use '+' to concatenate two strings?
...----------------------------------------------------------------------
TypeError Traceback (most recent call last)
/home/izkata/<ipython console> in <module>()
/home/izkata/<ipython console> in foo(zeta)
TypeError: cannot concatenate 'str' and 'in...
Removing fields from struct or hiding them in JSON Response
...ucta interface{},
includeFields map[string]bool) (jsona []byte, status error) {
value := reflect.ValueOf(structa)
typa := reflect.TypeOf(structa)
size := value.NumField()
jsona = append(jsona, '{')
for i := 0; i < size; i++ {
structValue := value.Field(i)
v...
how to add records to has_many :through association in rails
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@Mischa how should i handle error if House.find(params[:house_id]) is nill.. i got error of TypeMismatch if params[:house_id] is nil.. i already using rescue. but is there any better_way..??
– Vishal
Jul 30 '16 a...
How to change variables value while debugging with LLDB in Xcode?
...sulting from the
expression.
-u <boolean> ( --unwind-on-error <boolean> )
Clean up program state if the expression causes a crash, breakpoint
hit or signal.
Examples:
expr my_struct->a = my_array[3]
expr -f bin -- (index * 8) + 5
expr ...
Using global variables in a function
... myGlobal inside func1() before you assign to it, you'd get an UnboundLocalError, because Python has already decided that it must be a local variable but it has not had any value associated with it yet. But by using the 'global' statement, you tell Python that it should look elsewhere for the name ...
PowerShell script to return versions of .NET Framework on a machine?
...roperty -name Version,Release -EA 0 is doing. I know -EA 0 is the same as -ErrorAction SilentlyContinue, but what effect would Get-ItemProperty -name Version,Release have when piping all the results to it? It doesn't seem to strip off any variables from the object, as others are used in later comman...
Contributing to project on github, how to “rebase my pull request on top of master”
...e another problem, when I git push origin feature I get a non-fast-forward error, failed to push etc.. Would git pull --rebase resolve this error and push to my feature branch or would this cause problems for the maintainer and others?
– fontno
Jun 19 '13 at 4:...
What Product Flavor does Android Studio build by default in build.gradle?
...t a specific Activity not in the selected variant , then I get a confusing error message saying "the activity must be exported or contain an intent-filter". The error goes away once I change the build bariant selection.
– Dagmar
Jun 26 '18 at 11:23
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