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How can I use pointers in Java?
...have pointers, but I heard that Java programs can be created with pointers and that this can be done by the few who are experts in java. Is it true?
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How to add Action Bar from support library into PreferenceActivity?
...tivity class for creating activities with Action Bar on older versions of Android.
8 Answers
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How to print struct variables in console?
...poses you have an instance of Project (in 'yourProject')
The article JSON and Go will give more details on how to retrieve the values from a JSON struct.
This Go by example page provides another technique:
type Response2 struct {
Page int `json:"page"`
Fruits []string `json:"fruits"`...
PostgreSQL: Which Datatype should be used for Currency?
... have to deal with multiple currencies you'll need that much precision for converting. No matter what I'm presenting a user, I always store to US Dollar. In that way I can readily convert to any other currency, given the conversion rate for the day involved.
If you never do anything but one curre...
What is the 'override' keyword in C++ used for? [duplicate]
...is real use of override , perhaps with an example would be easy to understand.
4 Answers
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Linq Query keeps throwing “Unable to create a constant value of type System.Object…”, Why?
... Can you please explain the difference between "t.CustID == custIdToQuery" and "t.CustID.Equals(custIdToQuery)". thanks in advance
– Neel
Jan 4 '11 at 10:20
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How to sort a List alphabetically using Object name field
...this list alphabetically using Object name field. Object contains 10 field and name field is one of them.
16 Answers
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PHP append one array to another (not array_push or +)
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actually, this is the most elegant and efficient way. thanks
– Hassan Ali Salem
Nov 12 '19 at 8:39
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Is it possible to use Java 8 for Android development?
...a. It's a gradle build dependency that integrates retrolambda, a tool that converts Java 8 bytecode back to Java 6/7. Basically, if you set the compiler in Android Studio to compile Java 8 bytecode, thus allowing lambdas, it'll convert it back to Java 6/7 bytecode which then in turn gets converted t...
How to wait for 2 seconds?
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--Example 2
DECLARE @Delay2 DATETIME
SELECT @Delay2 = dateadd(SECOND, 2, convert(DATETIME, 0))
WAITFOR DELAY @Delay2
A note on waiting for TIME vs DELAY:
Have you ever noticed that if you accidentally pass WAITFOR TIME a date that already passed, even by just a second, it will never return? Che...