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How to read and write excel file
...ant to read and write an Excel file from Java with 3 columns and N rows, printing one string in each cell. Can anyone give me simple code snippet for this? Do I need to use any external lib or does Java have built-in support for it?
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How ListView's recycling mechanism works
... I had no idea about how ListView and GridView optimized itself with recycling Views. So with his advice I was able to change how I added Views to my GridView. Problem is now I have something that does not make sense. This is my getView from my BaseAdapter :
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How to pass a single object[] to a params object[]
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A simple typecast will ensure the compiler knows what you mean in this case.
Foo((object)new object[]{ (object)"1", (object)"2" }));
As an array is a subtype of object, this all works out. Bit of an odd solution though, I'll agree.
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How do I update the GUI from another thread?
...te void SetControlPropertyThreadSafeDelegate(
Control control,
string propertyName,
object propertyValue);
public static void SetControlPropertyThreadSafe(
Control control,
string propertyName,
object propertyValue)
{
if (control.InvokeRequired)
{
control.Invoke(...
How to change a git submodule to point to a subfolder?
Skimming through the SubModule tutorial , I created a submodule out of the boto project . Then, I discovered that I actually need only a subset of this project - specifically, the boto folder.
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How to define multiple CSS attributes in jQuery?
Is there any syntactical way in jQuery to define multiple CSS attributes without stringing everything out to the right like this:
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java.lang.UnsupportedClassVersionError Unsupported major.minor version 51.0 [duplicate]
I am trying to build an application, but it gives some error. My JDK version is given below:
7 Answers
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What's best SQL datatype for storing JSON string?
What's the best SQL datatype for storing JSON string?
5 Answers
5
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ctypes - Beginner
I have the task of "wrapping" a c library into a python class. The docs are incredibly vague on this matter. It seems they expect only advanced python users would implement ctypes. Well i'm a beginner in python and need help.
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What is the difference between const int*, const int * const, and int const *?
I always mess up how to use const int* , const int * const , and int const * correctly. Is there a set of rules defining what you can and cannot do?
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