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I ran into a merge conflict. How can I abort the merge?

... you to use the "theirs" merge strategy: git pull --strategy=theirs remote_branch But this has since been removed, as explained in this message by Junio Hamano (the Git maintainer). As noted in the link, instead you would do this: git fetch origin git reset --hard origin ...
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How to configure PostgreSQL to accept all incoming connections

I've got a PostgreSQL data base that I'd like to configure to accept all incoming connections regardless of the source IP address. How can this be configured in the pg_hba.conf file? I'm using postgreSQL version 8.4. ...
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What's the difference between array_merge and array + array?

...ruth regarding the OP). 2. See Yehosef's answer about what array_merge actually does... 3. And see BoltClock's answer about another crucial difference not mentioned here: array_merge resets numeric keys, unlike +. – Sz. Sep 20 '18 at 23:31 ...
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Cannot overwrite model once compiled Mongoose

...y have a schema defined, and then you are defining the schema again. Generally what you should do is instantiate the schema once, and then have a global object call it when it needs it. For example: user_model.js var mongoose = require('mongoose'); var Schema = mongoose.Schema; var userSchema...
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How to pass an array within a query string?

...s[]" value="Mercedes"> NOTE: Using field[] for multiple values is really poorly documented. I don't see any mention of it in the section on multi-valued keys in Query string - Wikipedia, or in the W3C docs dealing with multi-select inputs. UPDATE As commenters have pointed out, this is ve...
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How to validate a url in Python? (Malformed or not)

... Actually, I think this is the best way. from django.core.validators import URLValidator from django.core.exceptions import ValidationError val = URLValidator(verify_exists=False) try: val('http://www.google.com') except Val...
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WebSockets protocol vs HTTP

...kets is better for situations that involve low-latency communication especially for low latency for client to server messages. For server to client data you can get fairly low latency using long-held connections and chunked transfer. However, this doesn't help with client to server latency which req...
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Can anyone explain this strange behavior with signed floats in C#?

...(thisObj, obj); (Both methods are [MethodImpl(MethodImplOptions.InternalCall)]) When all of the fields are 8 bytes wide, CanCompareBits mistakenly returns true, resulting in a bitwise comparison of two different, but semantically identical, values. When at least one field is not 8 bytes wide, Ca...
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Convert HashBytes to VarChar

...'t work in SQL 2005. If you're using SQL 2008 or above, then use CONVERT() all you want. Sadly I'm not aware of a single command which will work for all SQL versions, so either do some crazy version checking in your script, or just make a note somewhere that you need to fix the function if you upgra...
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Basic HTTP authentication with Node and Express 4

...he bare minimum you need: (you don't even need to parse the credentials at all) function (req, res) { //btoa('yourlogin:yourpassword') -> "eW91cmxvZ2luOnlvdXJwYXNzd29yZA==" //btoa('otherlogin:otherpassword') -> "b3RoZXJsb2dpbjpvdGhlcnBhc3N3b3Jk" // Verify credentials if ( req.headers.a...