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Default constructor vs. inline field initialization
...ne ivar depends on another through a series of heuristic steps to execute, etc).
@Michael B said:
... I'd prefer to put all initialization code into those (and chain them) rather than splitting it up between constructors and field initializers.
MichaelB (I bow to the 71+ K rep) makes perfect ...
What are the uses for Cross Join?
...ssue over a specific combination of items and dates (prices, availability, etc..). You could load the items and dates into separate temp tables and have your queries cross join the tables. This may be more convenient than the alternative of enumerating the items and dates in IN clauses, especially s...
Download File Using Javascript/jQuery
... pass in parameters to the call? let's say that I need to pass some ids in order for the server to generate the file I wish to download, how can I do that? thanks
– omer schleifer
Mar 10 '15 at 5:42
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JPA: unidirectional many-to-one and cascading delete
...tomatically remove all children. This solution does not need any listeners etc. Also a query like DELETE FROM Parent WHERE id = 1 will remove the children.
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std::function vs template
... of the calculations of calc1 and calc2 are not the same, due to in-lining etc. Compare for example the sum of all results:
float result=0;
for (int i = 0; i < 1e8; ++i) {
result+=calc2([](float arg){ return arg * 0.5f; });
}
with calc2 that becomes
1.71799e+10, time spent 0.14 sec
while...
Is there any way to do HTTP PUT in python
...urllib uses httplib under the scenes, but also handles redirects, proxies, etc.
– Jason R. Coombs
Oct 21 '11 at 14:54
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How do I get an ISO 8601 date on iOS?
...ateFormatter setDateFormat:@"yyyy-MM-dd'T'HH:mm:ssZZZZZ"];
[dateFormatter setCalendar:[NSCalendar calendarWithIdentifier:NSCalendarIdentifierGregorian]];
NSDate *now = [NSDate date];
NSString *iso8601String = [dateFormatter stringFromDate:now];
And in Swift:
let dateFormatter = DateFormatter()
l...
Include another HTML file in a HTML file
...e, and I want to keep the amount of data to load as small as possible.
In order to get the properly escaped JavaScript file without much work, you can use the following sed command:
sed 's/\\/\\\\/g;s/^.*$/&\\/g;s/'\''/\\'\''/g' b.html > escapedB.html
Or just use the following handy bash ...
Why does one use dependency injection?
...about what would happen if B needed some parameters in its constructor: in order to instantiate it, A would have to know about those parameters, something that might be completely unrelated to A (it just wants to depend on B, not on what B depends on). Passing an already constructed B (or any subcla...
How to secure an ASP.NET Web API [closed]
...amp;key3=value3
Please note that form data and query string should be in order, so the code on the server get query string and form data to build the correct message.
When HTTP request comes to the server, an authentication action filter is implemented to parse the request to get information: HTT...