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Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
...ed to by argv[0] represents the program name; argv[0][0] shall be the null character if the program name is not available from the host environment.
So no, it's only the program name if that name is available. And it "represents" the program name, not necessarily is the program name. The section b...
Storing integer values as constants in Enum manner in java [duplicate]
...words I have a value with me and I want to get the corresponding enum with selected value. Can you answer?
– Anas Azeem
Apr 25 '16 at 10:39
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What are invalid characters in XML
...
The only illegal characters are &, < and > (as well as " or ' in attributes).
They're escaped using XML entities, in this case you want &amp; for &.
Really, though, you should use a tool or library that writes XML for you ...
Is there any use for unique_ptr with array?
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here's a reason to not use vector: sizeof(std::vector<char>) == 24; sizeof(std::unique_ptr<char[]>) == 8
– Arvid
Sep 12 '14 at 22:34
15
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string to string array conversion in java
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Assuming you really want an array of single-character strings (not a char[] or Character[])
1. Using a regex:
public static String[] singleChars(String s) {
return s.split("(?!^)");
}
The zero width negative lookahead prevents the pattern matching at the start ...
Why can't strings be mutable in Java and .NET?
... data. For many string operations, this means that the underlying array of characters does not need to be copied. For example, say you want to take the five first characters of String. In Java, you would calls myString.substring(0,5). In this case, what the substring() method does is simply to creat...
C++ display stack trace on exception
...ning "filename(function+address)",
// this array must be free()-ed
char** symbollist = backtrace_symbols(addrlist, addrlen);
// allocate string which will be filled with the demangled function name
size_t funcnamesize = 256;
char* funcname = (char*)malloc(funcnamesize);
// ...
Calling dynamic function with dynamic number of parameters [duplicate]
...= ['myarg here'];
for(i=0; i<arguments.length; i++) args = args.concat(arguments[i]);
console.log.apply(this, args);
}
}
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How to tell PowerShell to wait for each command to end before starting the next?
...reRmVM -ResourceGroupName $ResourceGroupName -Name $VmName -Status | ` select -ExpandProperty Statuses | ` ?{ $_.Code -match "PowerState" } | ` select -ExpandProperty DisplayStatus) -ne "VM running") { Start-Sleep -s 2 } Start-Sleep -s 5 ## Give the VM time to come up so it can accep...
Can we have functions inside functions in C++?
...ere are two permissible forms for main: int main() and int main(int argc, char* argv[])
– John Dibling
Dec 1 '10 at 13:33
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