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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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Deprecated: mysql_connect()
... will be removed in the future.
Use mysqli_* function or pdo
Read Oracle Converting to MySQLi
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What is “android:allowBackup”?
...r the application data and settings. If a user performs a factory reset or converts to a new Android-powered device, the system automatically restores your backup data when the application is re-installed. This way, your users don't need to reproduce their previous data or application settings.
~T...
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
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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...
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...
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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