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Cutting the videos based on start and end time using ffmpeg
...in the OSD with --osd-fractions
old answer with explanation (slow)
To cut based on start and end time from the source video and avoid having to do math, specify the end time as the input option and the start time as the output option.
ffmpeg -t 1:00 -i input.mpg -ss 45 output.mpg
This will produce...
Exit Shell Script Based on Process Exit Code
I have a shell script that executes a number of commands. How do I make the shell script exit if any of the commands exit with a non-zero exit code?
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Forward declaration of nested types/classes in C++
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In C++11 you can inherit constructors by using basename::basename; in the derived class, thus no problem with complicated ctors.
– Xeo
Nov 7 '11 at 1:27
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Difference between Hive internal tables and external tables?
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Hive has a relational database on the master node it uses to keep track of state.
For instance, when you CREATE TABLE FOO(foo string) LOCATION 'hdfs://tmp/';, this table schema is stored in the database.
If you have a partitioned table, the partition...
Razor-based view doesn't see referenced assemblies
I'm attempting to create a strongly-typed view based on a class from another assembly. For whatever reason though, my Razor view doesn't seem to have any visibility of other assemblies referenced on my project. e.g.
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iOS / Android cross platform development [closed]
...ou can script in JavaScript, C#, or Boo. If you want to write a 3D physics-based game that will run on iOS, Android, Windows, OS X, or consoles, this is probably the tool for you. You can also write 2D games using 3D assets--a fine example of this is indie game Max and the Magic Marker, a 2D physics...
What is stdClass in PHP?
...ject in Java or object in Python (Edit: but not actually used as universal base class; thanks @Ciaran for pointing this out).
It is useful for anonymous objects, dynamic properties, etc.
An easy way to consider the StdClass is as an alternative to associative array. See this example below that sh...
How to get the path of a running JAR file?
...);
Both have pros and cons.
The getProtectionDomain approach yields the base location of the class (e.g., the containing JAR file). However, it is possible that the Java runtime's security policy will throw SecurityException when calling getProtectionDomain(), so if your application needs to run ...
How to move certain commits to be based on another branch in git?
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This is a classic case of rebase --onto:
# let's go to current master (X, where quickfix2 should begin)
git checkout master
# replay every commit *after* quickfix1 up to quickfix2 HEAD.
git rebase --onto master quickfix1 quickfix2
So you should...
Case objects vs Enumerations in Scala
...This is useful when wishing to persist enumerations (for example, to a database) or create them from data residing in files. However, I find in general that enumerations are a bit clumsy in Scala and have the feel of an awkward add-on, so I now tend to use case objects. A case object is more flexibl...