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TypeError: 'NoneType' object is not iterable in Python
What does error TypeError: 'NoneType' object is not iterable mean?
7 Answers
7
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Find the last element of an array while using a foreach loop in PHP
I am writing a SQL query creator using some parameters. In Java, it's very easy to detect the last element of an array from inside the for loop by just checking the current array position with the array length.
...
log4net vs. Nlog
... direct dependencies.
If we end up using Enterprise Library for other facilities, then use it for Logging, too.
If we end up using something with a dependency on Log4Net, use Log4Net.
If none of the above, use NLog. Which I'd prefer.
That's based on these findings (opinions!):
All 3 frameworks a...
What are best practices for REST nested resources?
...es that say you shouldn't do that.
And generally, you may need to access items directly or as a subset of something else - so your structure makes sense to me.
Just because employees are accessible under department:
company/{companyid}/department/{departmentid}/employees
Doesn't mean they can't...
Makefiles with source files in different directories
...
The traditional way is to have a Makefile in each of the subdirectories (part1, part2, etc.) allowing you to build them independently. Further, have a Makefile in the root directory of the project which builds everything. The "root"...
Difference between `constexpr` and `const`
...const declares an object as constant. This implies a guarantee that once initialized, the value of that object won't change, and the compiler can make use of this fact for optimizations. It also helps prevent the programmer from writing code that modifies objects that were not meant to be modified a...
Why doesn't JUnit provide assertNotEquals methods?
Does anybody know why JUnit 4 provides assertEquals(foo,bar) but not assertNotEqual(foo,bar) methods?
11 Answers
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Why prefer two's complement over sign-and-magnitude for signed numbers?
...n order to represent -1 in binary, two's complement is used: flipping the bits and adding 1?
18 Answers
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Best way to clear a PHP array's values
...Like Zack said in the comments below you are able to simply re-instantiate it using
$foo = array(); // $foo is still here
If you want something more powerful use unset since it also will clear $foo from the symbol table, if you need the array later on just instantiate it again.
unset($foo); // ...
Effective method to hide email from spam bots
...
Working with content and attr in CSS:
.cryptedmail:after {
content: attr(data-name) "@" attr(data-domain) "." attr(data-tld);
}
<a href="#" class="cryptedmail"
data-name="info"
data-domain="example"
data-tld=...