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String comparison in Python: is vs. == [duplicate]
I noticed a Python script I was writing was acting squirrelly, and traced it to an infinite loop, where the loop condition was while line is not '' . Running through it in the debugger, it turned out that line was in fact '' . When I changed it to !='' rather than is not '' , it worked fine.
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Building a complete online payment gateway like Paypal [closed]
...TTPS, VPN or dedicated line. Ultimately the authorisation request will be converted to X25 protocol, which is the protocol used by these acquiring banks when communicating with each other.
In summary then: it all depends on your region.
Contact a major bank and try to get through to their card a...
Merging dictionaries in C#
...you'll get a lookup which can have multiple values per key. You could then convert that to a dictionary:
var result = dictionaries.SelectMany(dict => dict)
.ToLookup(pair => pair.Key, pair => pair.Value)
.ToDictionary(group => group.Key,...
error LNK2038: mismatch detected for '_ITERATOR_DEBUG_LEVEL': value '0' doesn't match value '2' in m
...on to test my static library.
1 Dll Solution static library.
Code which is converted to dll is using function from 1 lib called ClassificationFramework. I provided this lib as headers and cpp so basically source code. In Exe solution I linked my generated library + some other libs to run it + Classi...
Can't make the custom DialogFragment transparent over the Fragment
...this answer : stackoverflow.com/a/33800422/2115904
– Andriy Bas
Apr 18 '16 at 7:09
4
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How can I set the default timezone in node.js?
...to use node-time as a workaround: get your times in local or UTC time, and convert them to the desired timezone. See How to use timezone offset in Nodejs? for details.
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How to present popover properly in iOS 8
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Here i Convert "Joris416" Swift Code to Objective-c,
-(void) popoverstart
{
ViewController *controller = [self.storyboard instantiateViewControllerWithIdentifier:@"PopoverView"];
UINavigationController *nav = [[UINavigation...
How to set a JavaScript breakpoint from code in Chrome?
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You can also use debug(function), to break when function is called.
Command Line API Reference: debug
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Can lambda functions be templated?
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UPDATE 2018: C++20 will come with templated and conceptualized lambdas. The feature has already been integrated into the standard draft.
UPDATE 2014: C++14 has been released this year and now provides Polymorphic lambdas with the same syntax as in this example. Some...
MySQL case insensitive select
...T utf8 COLLATE utf8_bin;
-- or change table collation
ALTER TABLE `table` CONVERT TO CHARACTER SET utf8 COLLATE utf8_bin;
-- or change column collation
ALTER TABLE `table` CHANGE `Value`
`Value` VARCHAR(255) CHARACTER SET utf8 COLLATE utf8_bin;
Your comparisons should now be case-sensitive....