大约有 47,000 项符合查询结果（耗时：0.0577秒） [XML]
PHP: How to send HTTP response code?
...
I just found this question and thought it needs a more comprehensive answer:
As of PHP 5.4 there are three methods to accomplish this:
Assembling the response code on your own (PHP >= 4.0)
The header() function has a special use-case that detects...
Dynamic variable names in Bash
...
Use an associative array, with command names as keys.
# Requires bash 4, though
declare -A magic_variable=()
function grep_search() {
magic_variable[$1]=$( ls | tail -1 )
echo ${magic_variable[$1]}
}
If you can't use associative arrays (e.g., you m...
Using Kafka as a (CQRS) Eventstore. Good idea?
... events in the stream. Each Kafka topic consists of one or more partitions and each partition is stored as a directory on the file system. There will also be pressure from ZooKeeper as the number of znodes increases.
share
...
Do HTML WebSockets maintain an open connection for each client? Does this scale?
... line of communication with the server. I'm just wondering how that scales and how many open WebSocket connections a server can handle. Maybe leaving those connections open isn't a problem in reality, but it feels like it is.
...
Big-O summary for Java Collections Framework implementations? [closed]
...
And this is why we don't use URL's as answers. That document/server, as far as I can tell, is no longer available!
– Jason Mock
Apr 10 '13 at 16:01
...
GetHashCode Guidelines in C#
I read in the Essential C# 3.0 and .NET 3.5 book that:
9 Answers
9
...
application/x-www-form-urlencoded or multipart/form-data?
... HTTP there are two ways to POST data: application/x-www-form-urlencoded and multipart/form-data . I understand that most browsers are only able to upload files if multipart/form-data is used. Is there any additional guidance when to use one of the encoding types in an API context (no browser i...
Should I compile with /MD or /MT?
In Visual Studio, there's the compile flags /MD and /MT which let you choose which kind of C runtime library you want.
7 An...
How can I view the source code for a function?
...S4 method dispatch system
The S4 system is a newer method dispatch system and is an alternative to the S3 system. Here is an example of an S4 function:
> library(Matrix)
Loading required package: lattice
> chol2inv
standardGeneric for "chol2inv" defined from package "base"
function (x, ...)...
Timeout on a function call
I'm calling a function in Python which I know may stall and force me to restart the script.
18 Answers
...