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Accessing the logged-in user in a template
...n default('') should be nice when user is NOT login by just avoid annoying error message.
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Use of “global” keyword in Python
... call last):
File "file.py", line 9, in <module>
print(me)
NameError: name 'me' is not defined
While if you use the global statement, the variable will become available "outside" the scope of the function, effectively becoming a global variable.
def bob():
global me
me = "loca...
What's the difference setting Embed Interop Types true and false in Visual Studio?
...e of an item using the debugger.
When it was set to true, I was getting an error - item.FullName.GetValue The embedded interop type 'FullName' does not contain a definition for 'QBFC11Lib.IItemInventoryRet' since it was not used in the compiled assembly. Consider casting to object or changing...
How can you determine a point is between two other points on a line segment?
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That doesn't take rounding errors (inexactness of coordinates) into account.
– bart
Nov 30 '08 at 9:23
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DateTime vs DateTimeOffset
...in the last part - even ensuring Kind are the same, comparison could be in error. If both sides have DateTimeKind.Unspecified you don't really know that they came from the same time zone. If both sides are DateTimeKind.Local, most comparisons are going to be fine, but you could still have errors i...
How can I force clients to refresh JavaScript files?
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I tried the ? solution and in IE8 and I get a javascript error. Mod rewrite is an option but in most cases we wont have that much control over the server. I would prefer appending the version in the js file itself or having a folder for each version
– Karthik ...
Convert from List into IEnumerable format
...t;> to an IEnumerable<IEnumerable<obj>> it gives a compiler error since the second does not inherit from the first one.
– Emaborsa
Jul 24 '17 at 11:08
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Repeat a task with a time delay?
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I get this: error: call to this must be first statement in constructor maybe there is an easy fix.
– msysmilu
Apr 23 '15 at 14:33
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When would anyone use a union? Is it a remnant from the C-only days?
..."not recommended". In the embedded space it's often much cleaner and less error-prone than the alternatives, which usually either involve lots of explicit casts and void*s or masks and shifts.
– bta
Jan 26 '11 at 2:27
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What is the difference between HashSet and List?
...t; i++)
Console.WriteLine(hashSet1[i]);
hashSet1[i] would produce an error:
Cannot apply indexing with [] to an expression of type
'System.Collections.Generic.HashSet'
You can use foreach statement:
foreach (var item in hashSet1)
Console.WriteLine(item);
You can not add duplic...