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in iPhone App How to detect the screen resolution of the device
...s / 160 (pt/in) = 4.60" logical height; actual screen height is 4.79"; 5% error. iPad is much farther off: height 1024 pts / 160 (pt/in) = 6.40" logical height; actual screen height is 7.76"; 20% error. iPad mini is OK; it matches original iPhone density. For most purposes, this means one should...
.NET WebAPI Serialization k_BackingField Nastiness
...event the backing field names:
[Serializable]
[DataContract]
public class Error
{
[DataMember]
public string Status { get; set; }
[DataMember]
public string Message { get; set; }
[DataMember]
public string ErrorReferenceCode { get; set; }
[DataMember]
public List<...
A definitive guide to API-breaking changes in .NET
...LL, but also use a newer version of the Foo DLL. It breaks with a strange error, or at least it did for me in libraries I have developed before.
– Jeremy
Jun 7 '16 at 20:39
...
Linux/Unix command to determine if process is running?
...nd non-zero if it isn't. The POSIX spec says that ps must exit >0 if an error has occurred but it is unclear to me what constitutes 'an error'. Therefore I'm not personally using that strategy although I'm pretty sure it will work as well on all Unix/Linux platforms.
...
How to limit the maximum value of a numeric field in a Django model?
...he number entered is outside a given range, the user receives a validation error much as if she had entered character data into a numeric field? I.e. is there some way I can do this that will work regardless of whether the user is editing via the admin or via some other form? I don't want to just li...
WinDbg基础资料（日本語） - IT优秀资料 - 清泛网 - 专注C/C++及内核技术
...or Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Windows Error Reporting\LocalDumps]
"DumpCount"=dword:0000000a
"DumpType"=dword:00000002
"CustomDumpFlags"=dword:00000000
"DumpFolder"=hex(2):25,00,55,00,53,00,45,00,52,00,50,00,52,00,4f,00,46,00,49,\
00,4c,00,45,00,25,00,5c,0...
Sequence contains more than one element
...
FYI you can also get this error if EF Migrations tries to run with no Db configured, for example in a Test Project.
Chased this for hours before I figured out that it was erroring on a query, but, not because of the query but because it was when Migr...
What does 'useLegacyV2RuntimeActivationPolicy' do in the .NET 4 config?
...DX, and therefore has unmanaged code, to .NET 4.0 I ran into the following error:
2 Answers
...
Why does Python use 'magic methods'?
...ck (most recent call last):
File "python", line 1, in <module>
TypeError: unsupported operand type(s) for +: 'dict' and 'dict'
This gives an error, because the dictionary type doesn't support addition. Now, let's extend dictionary class and add "__add__" magic method:
class AddableDict(di...
Is delete this allowed?
...ject remains valid until after the throw takes place.
void myclass::throw_error()
{
std::unique_ptr<myclass> bye_bye(this);
throw std::runtime_exception(this->error_msg);
}
Note: if you're using a compiler older than C++11 you can use std::auto_ptr instead of std::unique_ptr, it ...