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What is the difference between Non-Repeatable Read and Phantom Read?
... @anir yes inserts and deletes are included in dirty reads. Example: start a transaction, insert 2 of 100 invoice lines on connection a, now connection b reads those 2 lines before the trx is committed and before the other 98 lines are added, and so doesn't include all info for the invoice. Th...
Is Tomcat running?
...a pid file may not exist, it depends on the environment and how tomcat was started. See this answer to create a pid file on startup.
– Alberto de Paola
Sep 25 '16 at 1:59
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If unit testing is so great, why aren't more companies doing it? [closed]
...t testing. It always seems like a lot of work with little payoff when you start. No one wants to sign up for extra work and so they resist. Once people start, they usually enthusiastically stick with it, but getting them started can be hard.
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Android studio logcat nothing to show
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Restarting logcat helps me always.
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Creating an API for mobile applications - Authentication and Authorization
...tely issues an access token pair upon receipt of a username and password. (Starting at step E here.) This initial request and response must be secured - it's sending the username and password in plaintext and receiving back the access token and secret token. Once the access token pair has been conf...
What's the best way to refactor a method that has too many (6+) parameters?
...oring to clean it up somewhat. If the arguments really can't be combined, start looking at whether you have a violation of the Single Responsibility Principle.
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Convert integer into its character equivalent, where 0 => a, 1 => b, etc
...pqrstuvwxyz
^ ^
n n+10
By offsetting by 10 the characters start at a instead of 0.
Not entirely sure about how fast running the two different examples client-side would compare though.
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Convert JSON string to dict using Python
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When I started using json, I was confused and unable to figure it out for some time, but finally I got what I wanted
Here is the simple solution
import json
m = {'id': 2, 'name': 'hussain'}
n = json.dumps(m)
o = json.loads(n)
p...
Tutorials and libraries for OpenGL-ES games on Android [closed]
...It is a port of the great OpenGL nehe tutorials. This is a great place to start, it gives you source at different levels that you can play with and change to see what different parts do. Other than that reading OpenGL documentation, will help as well. I am not great at the OpenGL stuff, but have ...
How do you do a ‘Pause’ with PowerShell 2.0?
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The solutions like cmd /c pause cause a new command interpreter to start and run in the background. Although acceptable in some cases, this isn't really ideal.
The solutions using Read-Host force the user to press Enter and are not really "any key".
This solution will give you a true "pres...