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How to sort an array by a date property
... 1 : 0;
});
Generic, Powerful Answer
Define a custom non-enumerable sortBy function using a Schwartzian transform on all arrays :
(function(){
if (typeof Object.defineProperty === 'function'){
try{Object.defineProperty(Array.prototype,'sortBy',{value:sb}); }catch(e){}
}
if (!Array.prot...
How to set std::tuple element by index?
One can get an element from std::tuple by index using std::get .
Analogically, how to set tuple's element by index?
2 ...
Warning: Null value is eliminated by an aggregate or other SET operation in Aqua Data Studio
...UNT([uid]) will produce the warning:
Warning: Null value is eliminated by an aggregate or other SET operation.
whilst being used with a left join, where the counted object does not exist.
Using COUNT(*) in this case would also render incorrect results, as you would then be counting the total ...
LF will be replaced by CRLF in git - What is that and is it important? [duplicate]
...hat git automatically replaces LFs to CRLFs, you can turn this warning off by typing the following in the git command line
git config core.autocrlf true
If you want to make an intelligent decision how git should handle this, read the documentation
Here is a snippet
Formatting and Whitespace...
Origin null is not allowed by Access-Control-Allow-Origin
...upload it I no longer get Origin null, but I am still getting "not allowed by Access-Control-Allow-Origin."
– dudledok
Dec 11 '11 at 12:15
3
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Error when changing to master branch: my local changes would be overwritten by checkout
...ave nothing to do with branches, problem is uncommitted changes. Checkout, by definition, have to reset your files to the state of master, but by doing so it will lose it's current contents, and since this contents aren't committed it would be impossible to return to this state later, hence an error...
What does FETCH_HEAD in Git mean?
... Alexey: FETCH_HEAD corresponds to the tip of the remote branch specified by branch.<BRANCH>.merge in the local repository configuration. So while fetch does indeed fetch all object data from the remote storage, FETCH_HEAD is used to indicate to where the remote branch tracked by the local b...
What is Vim recording and how can it be disabled?
...
You start recording by q<letter>
and you can end it by typing q again.
Recording is a really useful feature of Vim.
It records everything you type. You can then replay it simply by typing @<letter>.
Record search, movement, replace...
Is there a reason that we cannot iterate on “reverse Range” in ruby?
...
A range is just that: something defined by its start and end, not by its contents. "Iterating" over a range doesn't really make sense in a general case. Consider, for example, how you would "iterate" over the range produced by two dates. Would you iterate by day? b...
GROUP BY to combine/concat a column [duplicate]
...XML PATH (''))
, 1, 1, '') AS URLList
FROM TableName AS a
GROUP BY [User], Activity
SQLFiddle Demo
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