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What is the canonical way to check for errors using the CUDA runtime API?
... the return status of the API call it wraps, for example:
gpuErrchk( cudaMalloc(&a_d, size*sizeof(int)) );
If there is an error in a call, a textual message describing the error and the file and line in your code where the error occurred will be emitted to stderr and the application will exit...
E11000 duplicate key error index in mongodb mongoose
...re:true },
},
facebook: {
id : { type: String },
token : { type: String },
email : { type: String },
name : { type: String }
}
});
var User = mongoose.model('User',userSchema);
module.exports = User;
I hope I have explained i...
Prefer composition over inheritance?
...ifference, it's easier to explain.
Procedural Code
An example of this is PHP without the use of classes (particularly before PHP5). All logic is encoded in a set of functions. You may include other files containing helper functions and so on and conduct your business logic by passing data around i...
How to initialize a vector in C++ [duplicate]
...iner/vector/vector without supplying the third argument, which defaults to Allocator(). I know I'm missing something.
– Mortimer McMire
Jun 22 '13 at 19:45
...
load and execute order of scripts
...he script has been loaded and executed.
To test this fact:
// file: test.php
sleep(10);
die("alert('Done!');");
// HTML file:
<script type="text/javascript" src="test.php"></script>
Dynamically added scripts are executed as soon as they are appended to the document.
To test this fa...
Save PL/pgSQL output from PostgreSQL to a CSV file
... statement, because there is no way of connecting the input/output stream. PHP's PostgreSQL handler (not PDO) includes very basic pg_copy_from and pg_copy_to functions which copy to/from a PHP array, which may not be efficient for large data sets.
...
C++ mark as deprecated
...d]] attribute (see section 7.6.5 [dcl.attr.deprecated]).
The attribute-token deprecated can be used to mark names and entities whose use is still allowed, but is discouraged for some reason.
For example, the following function foo is deprecated:
[[deprecated]]
void foo(int);
It is possible ...
get all characters to right of last dash
...er time, but in the general case note that code like this will many string allocations (probably four in the example above) so might be deemphasized in performance-critical sections.
– Charles Burns
Mar 21 '16 at 16:05
...
How to change Vagrant 'default' machine name?
...922"
Comments: If you explicitly define a VM, the name used replaces the token 'default'. This is the name vagrant outputs on the console. Simplifying based on zook's (commenter) input
Set Provider Name
Vagrant.configure('2') do |config|
config.vm.box = "precise64"
config.vm.box_url = "ht...
Increasing the maximum number of TCP/IP connections in Linux
...o move session info from an application level session storage to redis via PHP. For some reason, I could not add more than 28230 sessions without adding lots of sleep in one go, with no errors seen either in php or on redis logs. We broke our heads on this for an entire day till I thought maybe prob...