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Extract date (yyyy/mm/dd) from a timestamp in PostgreSQL
...estamp;
timestamp
---------------------
2010-01-01 12:00:00
Now we'll cast it to a date:
wconrad=# select '2010-01-01 12:00:00'::timestamp::date;
date
------------
2010-01-01
On the other hand you can use date_trunc function. The difference between them is that the latter ...
How to add an object to an array
...uestion: myArray = []; myArray.push({'text': 'some text', 'id' : 13}); and now myArray is empty. So if we try get the value from myArray[0]['text'] it will be empty, why? take.ms/jSvbn
– fdrv
Mar 16 '16 at 14:55
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What's the best visual merge tool for Git? [closed]
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@naxa Meld now has a Windows installer: code.google.com/p/meld-installer
– Roman
Mar 18 '13 at 11:01
7
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How to re-create database for Entity Framework?
...to say that it ran this script correctly. Go and check it out if you like.
Now, uncomment that code and save.
You can run Update-Database again if you want to check that EF thinks its up to date. It won't run the Up step with all of the CreateTable commands because it thinks it's already done this.
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Can I change all my http:// links to just //?
...und from my logs instances of what seem to be web spider robots (source unknown) trying to use the protocol-less links and not handling them correctly as well.
– Kzqai
Oct 13 '11 at 16:25
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Extract traceback info from an exception object
Given an Exception object (of unknown origin) is there way to obtain its traceback? I have code like this:
5 Answers
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How to format numbers? [duplicate]
... max="5" step="1" value="2" title="number of decimal places?" />
Now the other version, without rounding.
This takes a different route and attempts to avoid mathematical calculation (as this can introduce rounding, or rounding errors). If you don't want rounding, then you are only dealing...
git error: failed to push some refs to remote
For some reason, I can't push now, whereas I could do it yesterday.
Maybe I messed up with configs or something.
39 Answers...
Can someone explain Microsoft Unity?
... @saravanan I think StructureMap does a name-based convention now. I am not certain; we haven't used it in a long time (I wrote a custom one for our business; it uses same-name convention for interfaces and classes).
– Chris Holmes
May 10 '14 at 0:...
How to find the kth largest element in an unsorted array of length n in O(n)?
...∑i=floor(n/2) to n T(i)
<= cn + 2 (1/n) ∑i=floor(n/2) to n ai
and now somehow we have to get the horrendous sum on the right of the plus sign to absorb the cn on the left. If we just bound it as 2(1/n) ∑i=n/2 to n an, we get roughly 2(1/n)(n/2)an = an. But this is too big - there's no r...