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Why aren't variables declared in “try” in scope in “catch” or “finally”?
...}
void main()
{
int y = 0;
if (int x = f())
{
cout << x;
}
else
{
cout << x;
}
}
The scope of x is the conditional, the then clause and the else clause.
share
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What is the difference between `let` and `var` in swift?
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This answer, although the most upvoted, is missing any mention of how let/var behave when referring to objects instead of value types. The key is that in both cases you can still change the properties of the object, but cannot modify the p...
Android icon vs logo
The <application> tag for the Android Manifest contains a logo attribute which I have never seen before. What is the difference between your application's icon and its logo? Is it used purely for market?
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What is this date format? 2011-08-12T20:17:46.384Z
...sing, and troublesome. Avoid them.
Instead, use the java.time framework built into Java 8 and later. The java.time classes supplant both the old date-time classes and the highly successful Joda-Time library.
The java.time classes use ISO 8601 by default when parsing/generating textual representation...
HTML/CSS: Make a div “invisible” to clicks?
For various reasons, I need to put a (mostly) transparent <div> over some text. However, this means that the text can't be clicked (eg, to click links or select it). Would it be possible to simply make this div "invisible" to clicks and other mouse events?
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What can you do in MSIL that you cannot do in C# or VB.NET? [closed]
... // Body of recursive method
if (BaseCase(details))
return result;
// ...
return RecursiveMethod(modifiedParameter);
}
// Is transformed into:
private static int RecursiveMethod(int myParameter)
{
while (true)
{
// Body of recursive method
if (BaseCase(...
Unable to resolve “unable to get local issuer certificate” using git on Windows with self-signed cer
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The problem is that git by default using the "Linux" crypto backend.
Beginning with Git for Windows 2.14, you can now configure Git to use SChannel, the built-in Windows networking layer as the crypto backend. This means that you it will use the Windows ce...
Where is C not a subset of C++? [closed]
...};
struct B b; // ill-formed: b has incomplete type (*not* A::B)
No default int
auto a; // ill-formed: type-specifier missing
C99 adds a whole lot of other cases
No special handling of declaration specifiers in array dimensions of parameters
// ill-formed: invalid syntax
void f(int p[stati...
Difference between char* and const char*?
...character/string are highly dangerous, since you could do a segmetation fault memory, and if you are really smart you could hack the computer. That is why compilers always shown warnings in those implementations I think
– Daniel N.
May 15 '15 at 4:22
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Django import error - no module named django.conf.urls.defaults
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django.conf.urls.defaults has been removed in Django 1.6. If the problem was in your own code, you would fix it by changing the import to
from django.conf.urls import patterns, url, include
However, in your case the problem is in a third party ...