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How to install both Python 2.x and Python 3.x in Windows
...at was done. So basically I just manually added Python 2.7.6.
How to...
Start > in the search type in environment select "Edit environment variables to your account"1
Scroll down to Path, select path, click edit.
Add C:\Python27;
so you should have paths to both versions of Python there, but i...
@Transactional(propagation=Propagation.REQUIRED)
...base using a DAO
}
}
When doSomething() is called it knows it has to start a Transaction on the database before executing. If the caller of this method has already started a Transaction then this method will use that same physical Transaction on the current database connection.
This @Transact...
How to tell if rails is in production?
I used script/server -e production to start rails in production mode. It did and I got no errors. However how do I tell if it is in production mode? I tried a non-existent route, and I got a similar error page I did in development.
...
How to use android emulator for testing bluetooth application?
...fter creating the virtual machine set the network adapter to 'Bridged'. ·
Start the VM and select 'Live CD VESA' at boot.
Now you need to find out the IP of this VM. Go to terminal in VM (use Alt+F1
& Alt+F7 to toggle) and use the netcfg command to find this.
Now you need open a command promp...
How do I make a transparent canvas in html5?
...t also has to be 'cleared' and redrawn with every animation frame. Yes, it starts transparent by default, but how do you reset it to transparent and the start of every new animation frame?
– J Sprague
Oct 17 '15 at 4:14
...
Android SDK location
...cedure is the following:
Download and install Android Studio from - link
Start Android Studio. On first launch, the Android Studio will download latest Android SDK into officially accepted folder
When Android studio finish downloading components you can copy/paste path from the "Downloading Compon...
What is the relation between BLAS, LAPACK and ATLAS
...
While ago, when I started doing some linear algebra in C, it came to me as a surprise to see there are so few tutorials for BLAS, LAPACK and other fundamental APIs, despite the fact that they are somehow the cornerstones of many other librarie...
Core dump file analysis [duplicate]
...un gdb path/to/the/binary path/to/the/core/dump/file to debug it.
When it starts up, you can use bt (for backtrace) to get a stack trace from the time of the crash. In the backtrace, each function invocation is given a number. You can use frame number (replacing number with the corresponding number...
Using PHP with Socket.io
...NodeJS/Sockets to do its non-blocking thing.
Here is something to get you started: http://groups.google.com/group/socket_io/browse_thread/thread/74a76896d2b72ccc
Personally I have express running with an endpoint that is listening expressly for interaction from PHP.
For example, if I have sent a...
Generate full SQL script from EF 5 Code First Migrations
...
This works to a point. Once you start changing column names it will start throwing errors, creating a DacPac is a better solution. Especially when you start using Pipelines in CI/CD
– Nick Turner
Jul 20 at 21:17
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