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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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how to read System environment variable in Spring applicationContext
How to read the system environment variable in the application context?
11 Answers
11
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Convert generic List/Enumerable to DataTable?
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Here's a nice 2013 update using FastMember from NuGet:
IEnumerable<SomeType> data = ...
DataTable table = new DataTable();
using(var reader = ObjectReader.Create(data)) {
table.Load(reader);
}
This uses FastMember's meta-programming API for m...
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...
Update one MySQL table with values from another
I'm trying to update one MySQL table based on information from another.
2 Answers
2
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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 ...