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How to check whether a Storage item is set?
How can I check if an item is set in localStorage ? Currently I am using
13 Answers
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Git Push Error: insufficient permission for adding an object to repository database
... push to a shared git remote, I get the following error:
insufficient permission for adding an object to repository database
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Why would json_encode return an empty string
...utf8_encode() on those string solved my problem, but see note below
Here is a recursive function that can force convert to UTF-8 all the strings contained in an array:
function utf8ize($d) {
if (is_array($d)) {
foreach ($d as $k => $v) {
$d[$k] = utf8ize($v);
}
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Unable to login to SQL Server + SQL Server Authentication + Error: 18456
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By default login failed error message is nothing but a client user connection has been refused by the server due to mismatch of login credentials. First task you might check is to see whether that user has relevant privileges on that SQL Server instance and relev...
Difference between freeze and seal
...es from the sealed object; using delete will return false
It makes every existing property non-configurable: they cannot be converted from 'data descriptors' to 'accessor descriptors' (and vice versa), and no attribute of accessor descriptors can be modified at all (whereas data descriptors can chan...
Is there a printf converter to print in binary format?
I can print with printf as a hex or octal number. Is there a format tag to print as binary, or arbitrary base?
52 Answer...
C++11 range based loop: get item by value or reference to const
...ge the items as well as want to avoid making copies, then auto const & is the correct choice:
for (auto const &x : vec)
Whoever suggests you to use auto & is wrong. Ignore them.
Here is recap:
Choose auto x when you want to work with copies.
Choose auto &x when you want to work...
Merge multiple lines (two blocks) in Vim
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You can certainly do all this with a single copy/paste (using block-mode selection), but I'm guessing that's not what you want.
If you want to do this with just Ex commands
:5,8del | let l=split(@") | 1,4s/$/\=remove(l,0)/
will transform
work it
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How to sort a list of strings?
What is the best way of creating an alphabetically sorted list in Python?
11 Answers
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Operator overloading in Java
Please can you tell me if it is possible to overload operators in Java? If it is used anywhere in Java could you please tell me about it.
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