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What is the difference between server side cookie and client side cookie?
...n data, user preferences, the content of a chart in an e-commerce website, etc...
Pros and Cons
Below pros and cons of the solutions. These are the first that comes to my mind, there are surely others.
Cookie Pros:
scalability: all the data is stored in the browser so each request can go throug...
Long list of if statements in Java
...() implements Command {
void exec() {
// ...
}
}
// etc etc
then build a Map<String,Command> object and populate it with Command instances:
commandMap.put("A", new CommandA());
commandMap.put("B", new CommandB());
then you can replace your if/else if chain with:
co...
Convert RGB to RGBA over white
...u can solve:
a = (x - x')/(255 - x') x' = (x - 255 a)/(1 - a)
Etc. In real values this has infinitely many solutions, just plug in any real number a, but the problem is to find a number for which the discretization error is minimal.
...
How to check whether a string is a valid HTTP URL?
...and Uri.TryCreate methods, but they seem to return true for file paths etc.
9 Answers
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Singular or plural controller and helper names in Rails
... controllers that are tied directly to a specific model: User -> Users, etc.), but you can use whatever you want.
As for helpers, all helpers are available for all controllers by default, so technically, how you name your helpers doesn't matter at all. It's just another convention to keep a cont...
How can I count all the lines of code in a directory recursively?
...ent, add it to one of the initialization files (~/.bashrc, ~/.bash_profile etc.).
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Execute code when Django starts ONCE only?
...but that is because runserver has some tricks to validate the models first etc ... normal deployments or even when runserver auto reloads, this is only executed once.
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Why doesn't a python dict.update() return the object?
... the keyword ones, and bereft of the ** form -- dict(award_dict, name=name etc etc).
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Passing multiple variables in @RequestBody to a Spring MVC controller using Ajax
...p<String, String> is: API documentation libraries (swagger/springfox etc) probably will not be able to parse your request/response schema from your source code.
– stratovarius
Nov 15 '18 at 9:30
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How to drop a PostgreSQL database if there are active connections to it?
... all postgresql processes that are running by tying this command
sudo /etc/init.d/postgresql restart
type the command
bg to check if other postgresql processes are still running
then followed by dropdb dbname to drop the database
sudo /etc/init.d/postgresql restart
bg
dropdb dbname
Thi...