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Updating the list view when the adapter data changes
...ListView.invalidate();
for:
((BaseAdapter) mMyListView.getAdapter()).notifyDataSetChanged();
If that doesnt work, refer to this thread:
Android List view refresh
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leading zeros in rails
...ve fields hr and min , both integers in my application. For hr field, if the user enters "1" I would like Rails to automatically pad it to "01" before saving it to the database. Also for the min field if the user enter "0" it should put in as "00".
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What is a JavaBean exactly?
...serialization interface has no methods or fields and serves only to
identify the semantics of being serializable.
In other words, serializable objects can be written to streams, and hence files, object databases, anything really.
Also, there is no syntactic difference between a JavaBean and a...
Use of undeclared identifier 'kUTTypeMovie'
I am getting the error message - Use of undeclared identifier 'kUTTypeMovie'
6 Answers
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What do people find difficult about C pointers? [closed]
...or how much room the compiler gives for a particular chunk of memory. You know you're dealing with this problem when people talk about "what (primitive) variable X really is".
Most of my students were able to understand a simplified drawing of a chunk of memory, generally the local variables secti...
How to retrieve Request Payload
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If I understand the situation correctly, you are just passing json data through the http body, instead of application/x-www-form-urlencoded data.
You can fetch this data with this snippet:
$request_body = file_get_contents(...
Turning off some legends in a ggplot
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Note to self: if you have a geom_linerange() and the legend is showing a cross instead of a line, insert show.legend=FALSE inside the geom_linerange().
– PatrickT
Sep 30 '17 at 8:51
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The transaction manager has disabled its support for remote/network transactions
... providing this. I don't know why it got a -1 vote, since it worked to rectify my specific problem.
– Boyd P
Oct 12 '17 at 17:33
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How to fix java.net.SocketException: Broken pipe?
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Can you please help me to identify and correct it? Basically, how to confirm the reason and fix?
– Mani
Feb 22 '10 at 10:33
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What's the difference between “Write-Host”, “Write-Output”, or “[console]::WriteLine”?
... the output, e.g., to a file.
---- script a.ps1 ----
write-host "hello"
Now run in PowerShell:
PS> .\a.ps1 > someFile.txt
hello
PS> type someFile.txt
PS>
As seen, you can't redirect them into a file. This maybe surprising for someone who are not careful.
But if switched to use wr...