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In C++, is it still bad practice to return a vector from a function?
...ere are times it makes sense to pass around collection-like objects (e.g., strings) but for the example cited, I'd consider passing or returning the vector a poor idea.
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In Perl, how can I read an entire file into a string?
I'm trying to open an .html file as one big long string. This is what I've got:
16 Answers
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What's a good way to extend Error in JavaScript?
...object of The class which is extends by base type like Array,Number,Object,String or Error is not instanceof this class
What about the other SO answers?
All the given answers fix the instanceof issue but you lose the regular error console.log:
console.log(new CustomError('test'));
// output:
// ...
IOException: read failed, socket might closed - Bluetooth on Android 4.3
... new ArrayList<UUID>();
this.uuidCandidates.add(UUID.fromString("00001101-0000-1000-8000-00805F9B34FB"));
}
}
public BluetoothSocketWrapper connect() throws IOException {
boolean success = false;
while (selectSocket()) {
adapter.cancelDi...
How to convert JSON to XML or XML to JSON?
I started to use Json.NET to convert a string in JSON format to object or viceversa. I am not sure in the Json.NET framework, is it possible to convert a string in JSON to XML format and viceversa?
...
Use cases for the 'setdefault' dict method
... but not so much if it's dynamic.
For example, I need a dictionary to map strings to unique ints. defaultdict(int) will always use 0 for the default value. Likewise, defaultdict(intGen()) always produces 1.
Instead, I used a regular dict:
nextID = intGen()
myDict = {}
for lots of complicated stuf...
Make var_dump look pretty
...';
Or even something like this for color syntax highlighting:
highlight_string("<?php\n\$data =\n" . var_export($data, true) . ";\n?>");
You can do the same with print_r(). For var_dump() you would just need to add the <pre> tags:
echo '<pre>';
var_dump($data);
echo '</pr...
What to do on TransactionTooLargeException
...== null) {
state = new Bundle();
}
String key = "f" + i;
mFragmentManager.putFragment(state, key, f);
}
}
return state;
}
As you can see, even if you properly manage the fragments in the FragmentStatePagerAdapter subclass, the bas...
Is there a short contains function for lists?
... @AlexF: That matches because ("--skip-ias") is not a tuple, but a string (the parentheses do nothing, just like (1) is just an integer). If you want a 1-tuple, you need to add a comma after the single item: ("--skip-ias",) (or (1,)).
– Blckknght
Jun 10...
ImportError: Cannot import name X
...es that have not been defined yet, that
definition may be expressed as a string literal, to be resolved later.
and remove the dependency (the import), e.g. instead of
from my_module import Tree
def func(arg: Tree):
# code
do:
def func(arg: 'Tree'):
# code
(note the removed import ...