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What Automatic Resource Management alternatives exist for Scala?
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For now Scala 2.13 has finally supported: try with resources by using Using :), Example:
val lines: Try[Seq[String]] =
Using(new BufferedReader(new FileReader("file.txt"))) { reader =>
Iterator.unfold(())(_ => Option...
Android: upgrading DB version and adding new table
I've already created sqlite tables for my app, but now I want to add a new table to the database.
5 Answers
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How to solve Operator '!=' cannot be applied to operands of type 'T' and 'T' [duplicate]
...os: Yeah I wonder how many people are using the wrong method in their code now...
– user541686
Oct 21 '13 at 21:14
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How to saveHTML of DOMDocument without HTML wrapper?
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All of these answers are now wrong, because as of PHP 5.4 and Libxml 2.6 loadHTML now has a $option parameter which instructs Libxml about how it should parse the content.
Therefore, if we load the HTML with these options
$html->loadHTML($conte...
How do popular apps authenticate user requests from their mobile app to their server?
...rios are possible, but we will not enumerate each one here.
I hope that by now you may already have a clue why the WHO and the WHAT are not the same, but if not it will become clear in a moment.
The WHO is the user of the mobile app that we can authenticate, authorize and identify in several ways, l...
Undefined reference to vtable
...ve functionA.
The definition for the above functionB.
Class C Contains: Now you're writing a Class C in which you are going to derive it from Class A.
Now if you try to compile you will get Undefined reference to vtable for Class C as error.
Reason:
functionA is defined as pure virtual and it...
Retrieve the commit log for a specific line in a file?
...:22:22 -0800 160) "$browser_path" $NEWTAB "$@" &
And you want to know the history of what is now line 155.
Then, use git log. Here, -L 155,155:git-web--browse.sh means "trace the evolution of lines 155 to 155 in the file named git-web--browse.sh".
$ git log --pretty=short -u -L 155,155:gi...
Visual Studio, Find and replace, regex
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It is now different in Visual Studio 2012. $1 should be used instead of \1. () now replaces {}. More consistant with everyone else now. msdn.microsoft.com/en-us/library/2k3te2cs(v=vs.110).aspx
– oillio
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Bundling data files with PyInstaller (--onefile)
...t set the env variable anymore, so Shish's excellent answer will not work. Now the path gets set as sys._MEIPASS:
def resource_path(relative_path):
""" Get absolute path to resource, works for dev and for PyInstaller """
try:
# PyInstaller creates a temp folder and stores path in _M...
Alternative timestamping services for Authenticode
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Im just chipping in here. I know this is an old answer. But this script is "nearly" perfect and so I'd like to just chip in my change. When the script is run as a post-build event. If a timestamp fails but a following timestamp is succesful, the build st...