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Pointers vs. values in parameters and return values
...r, a plain literal, or a useful zero value like bytes.Buffer.
Consider a Reset() method to put an object back in a blank state, like some stdlib types offer. Users who don't care or can't save an allocation don't have to call it.
Consider writing modify-in-place methods and create-from-scratch funct...
Recommended way to get hostname in Java
...me circumstances:
The IP address might not resolve into any name. Bad DNS setup, bad system setup or bad provider setup may be the reason for this.
A name in DNS can have many aliases called CNAMEs. These can only be resolved in one direction properly: name to address. The reverse direction is ambi...
How to specify more spaces for the delimiter using cut?
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@Michael, you should set up a cron job somewhere to mail that tip (and possibly others) to you once a month :-)
– paxdiablo
Jan 13 '17 at 2:31
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Entity Framework 6 Code first Default value
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I'm not sure this will work if OP doesn't specially set Active to true when creating an Event object as well. The default value always be false on a non nullable bool property, so unless changed, this is what entity framework will save to the db. Or am I missing something?
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What's the need of array with zero elements?
...ld not make the structure larger than the object being accessed; the
offset of the array shall remain that of the flexible array member, even if this would differ
from that of the replacement array. If this array would have no elements, it behaves as if
it had one element but the behavior ...
How can I check whether Google Maps is fully loaded?
... the Maps API v3, this has changed.
In version 3, you essentially want to set up a listener for the bounds_changed event, which will trigger upon map load. Once that has triggered, remove the listener as you don't want to be informed every time the viewport bounds change.
This may change in the fu...
How to get a specific version of a file in Mercurial?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
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How can I list all tags in my Git repository by the date they were created?
I need some way to list all tags in my system by the date they were created but am not sure if I can get that data via git-log. Ideas?
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How do you implement a re-try-catch?
...ans somehow that it will help our system to be more robust: try to recover from an unexpected event.
25 Answers
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Where do “pure virtual function call” crashes come from?
...com/blog/2006/01/purecall.html for more details.
(Note you can also call _set_purecall_handler() to install your handler in some versions of MSVC).
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