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What is the difference between DAO and Repository patterns?
...that access a database, must have some logic to handle database access. In order to keep the code clean and modular, it is recommended that database access logic should be isolated into a separate module. In layered architecture, this module is DAL.
So far, we haven't talked about any particular im...
What's the best way to put a c-struct in an NSArray?
...t).
if the serialized representation does not exit the process, then size/order/alignment of arbitrary structs should not change, and there are options which are simpler and faster.
in either event, you're already adding a ref-counted object (compared to NSData, NSValue) so... creating an objc cla...
ProcessStartInfo hanging on “WaitForExit”? Why?
...dOutput and/or StandardError the internal buffer can become full. Whatever order you use, there can be a problem:
If you wait for the process to exit before reading StandardOutput the process can block trying to write to it, so the process never ends.
If you read from StandardOutput using ReadToEn...
dd: How to calculate optimal blocksize? [closed]
...hardware is that the default block size of 512 bytes tends to be almost an order of magnitude slower than a more optimal alternative. When in doubt, I've found that 64K is a pretty solid modern default. Though 64K usually isn't THE optimal block size, in my experience it tends to be a lot more effic...
What is the “Execute Around” idiom?
...
//... chunk of identical cleanup/finishing code ...
//... and so on.
In order to avoid repeating all of this redundant code that is always executed "around" your actual tasks, you would create a class that takes care of it automatically:
//pseudo-code:
class DoTask()
{
do(task T)
{
...
How to replace plain URLs with links?
...-zA-Z]{2,6} should read something along the lines of (?:[a-zA-Z]{2,6})+ in order to match more complicated domain names, i.e. email@example.co.uk.
– Roshambo
Aug 19 '11 at 15:07
...
Sound alarm when code finishes
...os.system('play -nq -t alsa synth {} sine {}'.format(duration, freq))
In order to use this example, you must install sox.
On Debian / Ubuntu / Linux Mint, run this in your terminal:
sudo apt install sox
On Mac, run this in your terminal (using macports):
sudo port install sox
Speech on Mac
...
Why use getters and setters/accessors?
...nt to say plane.takeOff(alt). What inner data fields need to be changed in order to put the plane into the takingOff mode is none of my concerns. And what other objects (breaks) the method notifies I don't want to know either.
– sbi
Aug 24 '12 at 9:35
...
How can you find the unused NuGet packages in a solution?
...ot an easy task so i suggest to make a backup and/or commit before just in order to rollback if something went wrong.
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iOS: Multi-line UILabel in Auto Layout
... the lines, which is yet to be determined when solving the constraints. In order to solve this problem, both classes have a new property called preferredMaxLayoutWidth, which specifies the maximum line width for calculating the intrinsic content size.
Since we usually don’t know this value in adv...