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Curious null-coalescing operator custom implicit conversion behaviour
...ed.
Many bugs in the C# compiler are a result of bad caching decisions. A word to the wise: every time you cache a fact for use later, you are potentially creating an inconsistency should something relevant change. In this case the relevant thing that has changed post initial analysis is that the c...
REST API Best practices: Where to put parameters? [closed]
...print. If we never had books or printed stuff, "page" wouldn't really be a word. If you have a dynamic list of items, split into "pages", you should really provide a specific starting point, either numerical, alphabetical or even item-specific, as well as a "how many per page" filter. If I want to r...
Can I specify multiple users for myself in .gitconfig?
...utomatically added. For example, the pattern foo/ becomes foo/**. In other words, it matches "foo" and everything inside, recursively.”, “; include for all repositories inside $HOME/to/group [includeIf "gitdir:~/to/group/"]”
– Tomáš Janoušek
Jun 30 '17...
PDO support for multiple queries (PDO_MYSQL, PDO_MYSQLND)
...
try{
// db connection
$mysqli = new mysqli("host", "user" , "password", "database");
if($mysqli->connect_errno){
throw new Exception("Connection Failed: [".$mysqli->connect_errno. "] : ".$mysqli->connect_error );
exit();
}
// read file.
// This fil...
What is the main difference between PATCH and PUT request?
... en.wikipedia.org/wiki/Internet_Standard#Proposed_Standard ... It's not my word. A proposed standard doesn't mean you can't implement it fine as I explained above. It doesn't mean that it's not stable enough to implement... but it is still in proposal unless it's marked as Internet Standard... I'm n...
App Inventor 2 中的响应式设计 · App Inventor 2 中文网
..., but set the size of the canvas to be a fixed number of pixels. In other words, while the rest of your app can be responsive, the canvas (and the drawings within it) will have fixed size. You’ll have to choose the fixed size, though, and that size might not look good on all devices.
Use respo...
How to implement a many-to-many relationship in PostgreSQL?
... messages. Use legal, lower case, unquoted identifiers. Never use reserved words and avoid double-quoted mixed case identifiers if you can.
"name" is not a good name. I renamed the column of the table product to be product (or product_name or similar). That is a better naming convention. Otherwise,...
What exactly is Python's file.flush() doing?
...em buffers are synchronized with the storage devices they're for, in other words, that method will copy data from the operating system buffers to the disk.
Typically you don't need to bother with either method, but if you're in a scenario where paranoia about what actually ends up on disk is a good...
What is Dependency Injection and Inversion of Control in Spring Framework?
...mplements IoC principle for resolving dependencies of objects.
In simpler words, when you are trying to write code, you will be creating and using different classes. One class (Class A) may use other classes (Class B and/or D). So, Class B and D are dependencies of class A.
A simple analogy will b...
Purpose of ESI & EDI registers?
...irms most of it, and this (slide 17) others:
AX = accumulator
DX = double word accumulator
CX = counter
BX = base register
They look like general purpose registers, but there are a number of instructions which (unexpectedly?) use one of them—but which one?—implicitly.
...