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How to use ? : if statements with Razor and inline code blocks
...bit more twisted situation:
@(String.IsNullOrEmpty(Model.MaidenName) ? " " : Model.MaidenName)
This would print me " " in my page, respectively generate the source  . Now there is a function Html.Raw(" ") which is supposed to let you write source code, exc...
extra qualification error in C++
...lizer
{
Value JSONDeserializer::ParseValue(TDR type, const json_string& valueString);
};
This is not valid C++ but Visual Studio seems to accept it. You need to change it to the following code to be able to compile it with a standard compliant compiler (gcc is more compliant to the standar...
How to specialize std::hash::operator() for user-defined type in unordered containers?
...plate <> struct hash<Foo>
{
size_t operator()(const Foo & x) const
{
/* your code here, e.g. "return hash<int>()(x.value);" */
}
};
}
(Other popular specializations that you might consider supporting are std::less, std::equal_to and std::swap.)
*) as lo...
make: Nothing to be done for `all'
...
Sometimes "Nothing to be done for all" error can be caused by spaces before command in makefile rule instead of tab. Please ensure that you use tabs instead of spaces inside of your rules.
all:
<\t>$(CC) $(CFLAGS) ...
instead of
all:
$(CC) $(CFL...
ASP.NET Identity's default Password Hasher - How does it work and is it secure?
...ff using decimal numbers is A LOT more intuitive (we have 10 fingers after all - at least most of us), so declaring a number of something using hexadecimals seems like an unnecessary code obfuscation.
– Andrew Cyrul
Apr 13 '17 at 9:27
...
Is using a lot of static methods a bad thing?
I tend to declare as static all the methods in a class when that class doesn't require to keep track of internal states. For example, if I need to transform A into B and don't rely on some internal state C that may vary, I create a static transform. If there is an internal state C that I want to be ...
Display filename before matching line
... If grep is supplied with multiple file names, it will automatically display the file names before the match, but it will leave the file name out in case of a single input file. By using /dev/null as an extra input file grep "thinks" it dealing with multiple files, but /dev/null is of cou...
Add Bootstrap Glyphicon to Input Box
How can I add a glyphicon to a text type input box? For example I want to have 'icon-user' in a username input, something like this:
...
Correct Bash and shell script variable capitalization
I run across many shell scripts with variables in all caps, and I've always thought that there is a severe misunderstanding with that. My understanding is that, by convention (and perhaps by necessity long ago), environment variables are in all-caps.
...
How to delete all Annotations on a MKMapView
Is there a simple way to delete all the annotations on a map without iterating through all the displayed annotations in Objective-c?
...