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Why is the asterisk before the variable name, rather than after the type?
...plication operator
And indirection is just a single meaning, there is no extra meaning for declaring a pointer, there is just indirection, which is what the dereference operation does, it performs an indirect access, so also within a statement like int *a; this is an indirect access (* means indir...
Script entire database SQL-Server
...d and when.
We wanted to allow our Wix MSI installer to specify connection string and credentials, and needed some way to pass these into the scripts, so once again, using tokens and some conditional logic.
Example script (edited for brevity)
-- Sleep: 5
-- Sleep after creating database to allow...
Sending data back to the Main Activity in Android
...data URI to this intent as appropriate.
resultIntent.putExtra("some_key", "String data");
setResult(Activity.RESULT_OK, resultIntent);
finish();
To access the returned data in the calling Activity override onActivityResult. The requestCode corresponds to the integer passed in in the startActivity...
How do I open an old MVC project in Visual Studio 2012 or Visual Studio 2013?
...
.csproj : error : The operation could not be completed. Invalid class string
I can't find any citations for the real cause of that, but I was able to get VS2012RTM to load the project successfully by changing the <ProjectGuid>. (No idea how this happened - its part of a large solution ...
Automatic vertical scroll bar in WPF TextBlock?
...cyProperty.RegisterAttached(
"AppendText",
typeof (string),
typeof (TextBoxApppendBehaviors),
new UIPropertyMetadata(null, OnAppendTextChanged));
public static string GetAppendText(TextBox textBox)
{
return (string)textBox.GetValue(App...
JavaScript window resize event
... removing event listeners, but in the case that you don't, adding all that extra code like in the example above is unnecessary and can both to bloat and less readability. In my opinion, if you don't envision a reason to need to remove the listener, this approach is the best solution. You can always ...
Using fonts with Rails asset pipeline
...ore sense than putting them into app/assets/fonts. With
these 2 lines of extra configuration this has worked well for me (on
Rails 4):
app.config.assets.paths << Rails.root.join('vendor', 'assets', 'fonts')
app.config.assets.precompile << /\.(?:svg|eot|woff|ttf)$/
— @jhilden,...
In Python, how do I determine if an object is iterable?
...
Checking for __iter__ works on sequence types, but it would fail on e.g. strings in Python 2. I would like to know the right answer too, until then, here is one possibility (which would work on strings, too):
from __future__ import print_function
try:
some_object_iterator = iter(some_object)...
SetUnhandledExceptionFilter and the C/C++ Runtime Library - C/C++ - 清泛网 - 专注IT技能提升
...ler);
std::cout << "Normal null pointer crash" << std::endl;
char *p = 0;
*p = 5;
}
The program should then display:
Normal null pointer crash
Gotcha!
The C/C++ Runtime Library
The C/C++ Runtime Library will remove any custom crash handler in certain circumstances, and our...
SetUnhandledExceptionFilter and the C/C++ Runtime Library - C/C++ - 清泛网 - 专注IT技能提升
...ler);
std::cout << "Normal null pointer crash" << std::endl;
char *p = 0;
*p = 5;
}
The program should then display:
Normal null pointer crash
Gotcha!
The C/C++ Runtime Library
The C/C++ Runtime Library will remove any custom crash handler in certain circumstances, and our...