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Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
In the x86-64 Tour of Intel Manuals , I read
3 Answers
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Is there a way to do method overloading in TypeScript?
...t really like this, just having an optional parameter instead is better to read.
– LuckyLikey
Nov 13 '18 at 15:22
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One DbContext per web request… why?
I have been reading a lot of articles explaining how to set up Entity Framework's DbContext so that only one is created and used per HTTP web request using various DI frameworks.
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What is difference between cacerts and keystore?
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Hi EJP thanks for the answers, I quoted that before I read any of your answers ;) So just a clarification if I summarize your answers in Francis and Pangea. Cacerts is used to authenticate clients requesting access or connection and for keystore i don't quite get it why you woul...
Cannot send a content-body with this verb-type
... is for, providing body data for the request.
Given that you're trying to read from the stream, it looks to me like you actually want to get the response and read the response stream from that:
WebRequest request = WebRequest.Create(get.AbsoluteUri + args);
request.Method = "GET";
using (WebRespon...
What is duck typing?
I came across the term duck typing while reading random topics on software online and did not completely understand it.
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master branch and 'origin/master' have diverged, how to 'undiverge' branches'?
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I had this and am mystified as to what has caused it, even after reading the above responses. My solution was to do
git reset --hard origin/master
Then that just resets my (local) copy of master (which I assume is screwed up) to the correct point, as represented by (remote) origin/mast...
How to import CSV file data into a PostgreSQL table?
...csv/ZIP_CODES.txt' DELIMITER ',' CSV
You can also specify the columns to read:
\copy zip_codes(ZIP,CITY,STATE) FROM '/path/to/csv/ZIP_CODES.txt' DELIMITER ',' CSV
See the documentation for COPY:
Do not confuse COPY with the psql instruction \copy. \copy invokes COPY FROM STDIN or COPY TO ST...
Listing and deleting Git commits that are under no branch (dangling?)
...c --prune=now
But be certain that this is what you want. I recommend you read the man pages but here is the gist:
git gcremoves unreachable objects (commits, trees, blobs (files)). An object is unreachable if it isn't part of the history of some branch. Actually it is a bit more complicated:
git...
What is the difference between Hibernate and Spring Data JPA
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JPA : Java persistence api which provide specification for persisting, reading, managing data from your java object to relations in database.
Hibernate: There are various provider which implement jpa. Hibernate is one of them. So we have other provider as well. But if using jpa with spring it al...