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What is “:-!!” in C code?
...g their use as constant initializers (for enum constants, bit-field width, etc.) even if the statement expression is completely constant its self (i.e., can be fully evaluated at compile-time and otherwise passes the __builtin_constant_p() test). Further, they cannot be used outside of a function b...
Difference between . and : in Lua
...nly once. In this case, there's a clear difference between obj.method(obj, etc) and obj:method(etc).
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Python logging: use milliseconds in time format
...ure why you're getting the logger when you can just call logging.info(msg) etc, but the format is exactly what I was looking for. Anyone else looking for all the usable attributes can look here: docs.python.org/3.6/library/logging.html#logrecord-attributes
– naphier
...
Generate class from database table
...ea to decorate each of the properties with attributes for DataAnnotations, etc., but I'm keeping this strictly POCO.
EDIT
Fixed for TimeStamp and Guid?
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If a DOM Element is removed, are its listeners also removed from memory?
...t('div');
var b = document.createElement('p');
// Add event listeners to b etc...
a.appendChild(b);
a.removeChild(b);
b = null;
// A reference to 'b' no longer exists
// Therefore the element and any event listeners attached to it are removed.
However; if there are references that still point to...
Writing a Python list of lists to a csv file
...you wanted to do it manually (without using a module like csv,pandas,numpy etc.):
with open('myfile.csv','w') as f:
for sublist in mylist:
for item in sublist:
f.write(item + ',')
f.write('\n')
Of course, rolling your own version can be error-prone and inefficient ...
What is the best algorithm for overriding GetHashCode?
... just wrap
{
int hash = 17;
// Suitable nullity checks etc, of course :)
hash = hash * 23 + field1.GetHashCode();
hash = hash * 23 + field2.GetHashCode();
hash = hash * 23 + field3.GetHashCode();
return hash;
}
}
As noted in comments, you may...
How to get an enum value from a string value in Java?
...s null again and the caller of the caller again has to check against NULL, etc. etc.
– raudi
Feb 2 '12 at 7:52
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Catch All Bugs with BugTrap! - 开源 & Github - 清泛网 - 专注IT技能提升
... from my own library: collection classes, IO streams, built-in XML parser, etc. BugTrap DLL depends on zlib. I have included it in the archive to simplify building.
CrashExplorer depends on STL, Boost and WTL. Both libraries must be pre-installed on your computer.
Thank you!
I appreciate support,...
Catch All Bugs with BugTrap! - 开源 & Github - 清泛网 - 专注IT技能提升
... from my own library: collection classes, IO streams, built-in XML parser, etc. BugTrap DLL depends on zlib. I have included it in the archive to simplify building.
CrashExplorer depends on STL, Boost and WTL. Both libraries must be pre-installed on your computer.
Thank you!
I appreciate support,...