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MySQL InnoDB not releasing disk space after deleting data rows from table
...eter in current my.cnf
#undo tablespace
innodb_undo_directory = /var/lib/mysql/
innodb_rollback_segments = 128
innodb_undo_tablespaces = 3
innodb_undo_logs = 128
innodb_max_undo_log_size=1G
innodb_undo_log_truncate = ON
Start mysql service
store mysqldump backup
Problem reso...
How do I convert a dictionary to a JSON String in C#?
...ata contains string values, you would be better off using a reputable JSON library that already knows how to handle things like escape characters and line breaks. Json.NET is a popular option.
share
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How to calculate a time difference in C++
...e::ptime and boost::posix_time::time_duration (at http://www.boost.org/doc/libs/1_38_0/doc/html/date_time/posix_time.html).
It's cross-platform, easy to use, and in my experience provides the highest level of time resolution an operating system provides. Possibly also very important; it provides so...
How to trick an application into thinking its stdout is a terminal, not a pipe
...
+1: just stumble on the problem with a lib that do static initialisation. A recent change in Fedora 12 has make that init fail when the exe lanched was not in a tty. Your trick works perfectly. I preferred it over unbuffer as script is installed by default !
...
How to scale Docker containers in production
...AS to integrate Docker
Project Atomic
Geard
Update 11
A Docker NodeJS lib wrapping the Docker command line and managing it from a json file.
docker-cmd
Update 12
Amazon's new container service enables scaling in the cluster.
Update 13
Strictly speaking Flocker does not "scale" applicati...
Android TextView Justify Text
...what you are looking for. Both require NO WEBVIEW and SUPPORTS SPANNABLES.
LIBRARY: https://github.com/bluejamesbond/TextJustify-Android
SUPPORTS: Android 2.0 to 5.X
SETUP
// Please visit Github for latest setup instructions.
SCREENSHOT
...
Find out whether Chrome console is open
...red;
}
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.7.1/css/all.css" integrity="sha256-DVK12s61Wqwmj3XI0zZ9MFFmnNH8puF/eRHTB4ftKwk=" crossorigin="anonymous" />
<p>
<ul>
<li>
dev toolbar open: icon is <span class="on...
How to style the parent element when hovering a child element?
...
background: grey;
}
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<div id="word">
<div class="letter">T</div>
<div class="letter">E</div>
<div class="letter">S</div>
<div class="let...
Java 8 Lambda function that throws exception?
...ew Exception("asda");
});
Update: Looks like there's a very nice utility library part of Durian called Errors which can be used to solve this problem with a lot more flexibility. For example, in my implementation above I've explicitly defined the error handling policy (System.out... or throw Runti...
Finding current executable's path without /proc/self/exe
...ndows: GetModuleFileName() with hModule = NULL
There are also third party libraries that can be used to get this information, such as whereami as mentioned in prideout's answer, or if you are using Qt, QCoreApplication::applicationFilePath() as mentioned in the comments.
The portable (but less rel...