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What is the volatile keyword useful for?
...emantics for memory visibility. Basically, the value of a volatile field becomes visible to all readers (other threads in particular) after a write operation completes on it. Without volatile, readers could see some non-updated value.
To answer your question: Yes, I use a volatile variable to contr...
One Activity and all other Fragments [closed]
...t section.
That said, having a single Activity also introduces a lot of complexities. Let's say you have an edit form, and for some of the items the user needs to select, or create, requires them to go to a new screen. With activities we'd just call the new screen with startActivityForResult bu...
Transpose/Unzip Function (inverse of zip)?
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This does not work in Python3. See: stackoverflow.com/questions/24590614/…
– Tommy
Jul 5 '14 at 21:35
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How can I position my div at the bottom of its container?
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How do I rename a column in a SQLite database table?
...s was just fixed with 2018-09-15 (3.25.0)
Enhancements the ALTER TABLE command:
Add support for renaming columns within a table using ALTER TABLE table RENAME COLUMN oldname TO newname.
Fix table rename feature so that it also updates references to the renamed table in triggers and vie...
FTP/SFTP access to an Amazon S3 Bucket [closed]
...ess policy).
The role must have a trust relationship to transfer.amazonaws.com.
For details, see my guide Setting up an SFTP access to Amazon S3.
Mounting Bucket to Linux Server
Just mount the bucket using s3fs file system (or similar) to a Linux server (e.g. Amazon EC2) and use the server's ...
Unescape HTML entities in Javascript?
I have some Javascript code that communicates with an XML-RPC backend.
The XML-RPC returns strings of the form:
29 Answers
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SQLite UPSERT / UPDATE OR INSERT
...us you get all the other features, improvements and bug fixes that usually come with a more recent release.
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Reading Xml with XmlReader in C#
...XML work much much easier.
If your document is particularly huge, you can combine XmlReader and LINQ to XML by creating an XElement from an XmlReader for each of your "outer" elements in a streaming manner: this lets you do most of the conversion work in LINQ to XML, but still only need a small por...
Using C# regular expressions to remove HTML tags
...perly match everything that is valid html with regexes. see: stackoverflow.com/questions/590747/…
– Kache
Mar 14 '12 at 22:36
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