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How can I make an “are you sure” prompt in a Windows batchfile?
...ers read from STDIN) specified after option /C (and Ctrl+C) and outputs an error beep if the user presses a wrong key.
CHOICE does not require pressing any other key than one of the acceptable ones. CHOICE exits immediately once an acceptable key is pressed while SET /P requires that the user finish...
Mongoose's find method with $or condition does not work properly
...
@yusong it's due to mongoose will throw an error if it's not a valid ObjectId. A cleaner way to do it mentioned above me.
– Haydar Ali Ismail
Jun 19 '17 at 23:22
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Chrome/jQuery Uncaught RangeError: Maximum call stack size exceeded
I am getting the error "Uncaught RangeError: Maximum call stack size exceeded" on chrome. here is my jQuery function
6 Answ...
Compare double to zero using epsilon
...ook at the context. It may be that epsilon is a reasonable estimate of the error in the calculation that produced someValue, and it may be that it isn't.
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How do I request a file but not save it with Wget? [closed]
...to a file). if > is preceded by ampersand, shell redirects all outputs (error and normal) to the file right of >. If you don't specify ampersand, then only normal output is redirected.
./app &> file # redirect error and standard output to file
./app > file # redirect standard out...
Cannot create or edit Android Virtual Devices (AVD) from Eclipse, ADT 22.6
...ng new means. 22.3... eclipse closed hastily... now its not opening due to error eclipse executable launcher unable to locate campanian shared library... what can I do ?
– Abdul Wahab
Apr 13 '14 at 9:28
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What is meant with “const” at end of function declaration? [duplicate]
...d with the keyword const after a function declaration, makes it a compiler error for this class function to change a member variable of the class. However, reading of a class variables is okay inside of the function, but writing inside of this function will generate a compiler error.
Another way...
Why not use exceptions as regular flow of control?
...question is: "by type", e.g., I'll tell my debugger to catch only AssertionError or StandardError or something that does correspond to bad things happening. If you have trouble with that, then how do you do logging -- don't you log by level and class, precisely so you can filter on them? Do you th...
How does type Dynamic work and how to use it?
..., Any]
def selectDynamic(name: String) =
map get name getOrElse sys.error("method not found")
def updateDynamic(name: String)(value: Any) {
map += name -> value
}
}
scala> val d = new DynImpl
d: DynImpl = DynImpl@7711a38f
scala> d.foo
java.lang.RuntimeException: method not...
Namespace + functions versus static methods on a class
...tion
string s ; // Ok
vector v ; // Ok
}
string ss ; // COMPILATION ERROR
vector vv ; // COMPILATION ERROR
And you can even limit the "pollution" to one class:
#include <string>
#include <vector>
{
using std::string ;
string s ; // Ok
vector v ; // COMPILATION ERROR
}...