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A 'for' loop to iterate over an enum in Java
...tion for each element of this stream, in the encounter order of the stream if the stream has a defined encounter order. So forEach does not guarantee that the order would be kept.
Also when working with streams (especially parallel ones) keep in mind the nature of streams. As per the doc:
Stream ...
Prevent user from seeing previously visited secured page after logout
...n an url-pattern of interest, for example *.jsp.
@WebFilter("*.jsp")
Or if you want to put this restriction on secured pages only, then you should specify an URL pattern which covers all those secured pages. For example, when they are all in the folder /app, then you need to specify the URL patte...
Java - Including variables within strings?
...g = String.format("A String %s %2d", aStringVar, anIntVar);
I'm not sure if that is attractive enough for you, but it can be quite handy. The syntax is the same as for printf and java.util.Formatter. I've used it much especially if I want to show tabular numeric data.
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How to convert latitude or longitude to meters?
If I have a latitude or longitude reading in standard NMEA format is there an easy way / formula to convert that reading to meters, which I can then implement in Java (J9)?
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Kiosk mode in Android
I'm in the process of evaluating if and how a CF .NET enterprise application can be ported to run on Android devices. The application on Windows Mobile phones are run in kiosk mode where the application autostart in fullscreen-mode after booting and with the users unable to accidentally or willingly...
Git: How to reuse/retain commit messages after 'git reset'?
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Why reset if you can hack, fix, hack and then just run git commit --amend --no-edit; thus, retaining your original commit message.
To make it work for multiple commits, just create a temporary commit with your newest changes and then ...
Idiomatic way to convert an InputStream to a String in Scala
...e why you want to get lines and then glue them all back together, though. If you can assume the stream's nonblocking, you could just use .available, read the whole thing into a byte array, and create a string from that directly.
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Django - limiting query results
...ysets are lazy. That means a query will hit the database only when you specifically ask for the result.
So until you print or actually use the result of a query you can filter further with no database access.
As you can see below your code only executes one sql query to fetch only the last 10 ite...
Disabling and enabling a html input button
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how to add gray style if disabled?
– Lei Yang
Sep 17 '19 at 9:55
1
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Resize fields in Django Admin
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Note that this will not work if filter_horizontal or filter_vertical is set for the corresponding fields in YourModelAdmin. I've spent some time to figure this out.
– Dennis Golomazov
Sep 9 '13 at 10:32
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