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std::shared_ptr of this
...is std::enable_shared_from_this just for this purpose. You inherit from it and you can call .shared_from_this() from inside the class. Also, you are creating circular dependencies here that can lead to resource leaks. That can be resolved with the use of std::weak_ptr. So your code might look like t...
How to get the index of an item in a list in a single step?
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EDIT: If you're only using a List<> and you only need the index, then List.FindIndex is indeed the best approach. I'll leave this answer here for those who need anything different (e.g. on top of any IEnumerable<>).
Use the overload of Select which takes...
Executing an EXE file using a PowerShell script
... trying to execute an EXE file using a PowerShell script. If I use the command line it works without a problem (first I supply the name of the executable and series of parameters to invoke it):
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Insert a line break in mailto body
I would like to insert a line break into my mailto body.
I tried %0A, %0D and %0D%0A. Nothing worked for me.
I tested on Gmail, Yahoo, Apple Mail, Outlook 2010, Outlook.com and Thunderbird with Google Chrome on Mac OSX.
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How do I add a bullet symbol in TextView?
I have a TextView and I want to add a bullet symbol in my text through XML. Is it possible?
9 Answers
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Checking if jquery is loaded using Javascript
... presence of jQuery. If jQuery isn't loaded then $() won't even run at all and your callback won't execute, unless you're using another library and that library happens to share the same $() syntax.
Remove your $(document).ready() (use something like window.onload instead):
window.onload = function(...
What's the best way to do “application settings” in Android? [closed]
I'd like to store some application settings (like the URL of an API, and some settings for testing) for an Android application.
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Default value of a type at Runtime [duplicate]
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There's really only two possibilities: null for reference types and new myType() for value types (which corresponds to 0 for int, float, etc) So you really only need to account for two cases:
object GetDefaultValue(Type t)
{
if (t.IsValueType)
return Activator.CreateInstance(...
What is the significance of ProjectTypeGuids tag in the visual studio project file
... Do you really need a new project type if it is a project with .xaml and .cs files? If you do, I think you'll have to use a different Guid.
– Julien Hoarau
May 26 '10 at 11:33
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How to print last two columns using awk
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Try and see. It does work Solaris 9 awk & nawk. The alternative is $(NF-1)
– jim mcnamara
Nov 29 '10 at 15:04
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