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Where do “pure virtual function call” crashes come from?
...rom constructor?";
}
class Derived : public Base
{
void doIt() {}
};
int main(void)
{
Derived d; // This will cause "pure virtual function call" error
}
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Use of “this” keyword in formal parameters for static methods in C#
...ework... .
it means that you can call
MyClass myClass = new MyClass();
int i = myClass.Foo();
rather than
MyClass myClass = new MyClass();
int i = Foo(myClass);
This allows the construction of fluent interfaces as stated below.
...
Rounded UIView using CALayers - only some corners - How?
...ew];
[super viewDidLoad];
}
MyView is just a UIImageView subclass:
@interface MyView : UIImageView
{
}
I'd never used graphics contexts before, but I managed to hobble together this code. It's missing the code for two of the corners. If you read the code, you can see how I implemented this ...
how to change any data type into a string in python
...error like ordinal not in range(128). This was the case for me while I was converting list of string in language other than English
I resolved it by using unicode(object)
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What is the correct way to create a single-instance WPF application?
... the other windows
NativeMethods.PostMessage(
(IntPtr)NativeMethods.HWND_BROADCAST,
NativeMethods.WM_SHOWME,
IntPtr.Zero,
IntPtr.Zero);
}
}
}
NativeMethods.cs
// this class just wraps some Win32 stuf...
NSDate beginning of day and end of day
...artOfDay in the current timezone! NSDate is expected to be in UTC but this converter returns a the time corrected for the default timezone.
– Tom Bevelander
Sep 5 '16 at 0:17
3
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Getting the difference between two repositories
... the other repository, and using git rev-parse with --git-dir / GIT_DIR to convert symbolic name in other repository to SHA-1 identifier.
Modern version would look something like this (assuming that you are in 'repo_a'):
GIT_ALTERNATE_OBJECT_DIRECTORIES=../repo_b/.git/objects \
git diff $(git ...
How do I connect to a specific Wi-Fi network in Android programmatically?
...r wifiManager = (WifiManager)getSystemService(WIFI_SERVICE);
//remember id
int netId = wifiManager.addNetwork(wifiConfig);
wifiManager.disconnect();
wifiManager.enableNetwork(netId, true);
wifiManager.reconnect();
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UITextfield leftView/rightView padding on iOS7
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cannot convert value of type 'string' to expected argument type 'UIImage?"
– user4203956
Nov 28 '15 at 12:26
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How do I find and view a TFS changeset by comment text?
...
Stackoverflow converted my above comment regarding my URL format to a link. It's really http://tfs01:8080/tfs
– goodeye
Oct 7 '11 at 1:28
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