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Proper REST response for empty table?
Let's say you want to get list of users by calling GET to api/users , but currently the table was truncated so there are no users. What is the proper response for this scenario: 404 or 204 ?
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What does the KEY keyword mean?
In this MySQL table definition:
2 Answers
2
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Why Does OAuth v2 Have Both Access and Refresh Tokens?
Section 4.2 of the draft OAuth 2.0 protocol indicates that an authorization server can return both an access_token (which is used to authenticate oneself with a resource) as well as a refresh_token , which is used purely to create a new access_token :
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How do I keep two side-by-side divs the same height?
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Flexbox
With flexbox it's a single declaration:
.row {
display: flex; /* equal height of the children */
}
.col {
flex: 1; /* additionally, equal width */
padding: 1em;
border: solid;
}
<div class="row">
<div class="col">Lo...
Prevent segue in prepareForSegue method?
Is it possible to cancel a segue in the prepareForSegue: method?
10 Answers
10
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How to rename a single column in a data.frame?
... .@JoshuaUlrich - This doesn't seem to work if the column name is something like "A,B,C,X,Y,Z" where I want to rename it to Y using testData[379] <- "Y".
– Chetan Arvind Patil
Jan 17 '19 at 16:10
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How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?
In PostgreSQL I have a table with a varchar column. The data is supposed to be integers and I need it in integer type in a query. Some values are empty strings.
The following:
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Multiple submit buttons on HTML form – designate one button as default [duplicate]
...stion is don't fight this behaviour. You can effectively alter the order using floats. For example:
<p id="buttons">
<input type="submit" name="next" value="Next">
<input type="submit" name="prev" value="Previous">
</p>
with:
#buttons { overflow: hidden; }
#buttons input ...
Querying data by joining two tables in two database on different servers
There are two tables in two different databases on different servers, I need to join them so as to make few queries. What options do I have? What should I do?
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Force CloudFront distribution/file update
I'm using Amazon's CloudFront to serve static files of my web apps.
13 Answers
13
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