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Swift native base class or NSObject
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static: less then 1.1ns. vtable 1.1ns, msgSend 4.9ns . . (Depends on hardware of course). . It seems 'pure' Swift makes a great language for system-level programming, but for apps, I'd be reluctant to forego dynamic features, though I'd be ha...
convert from Color to brush
...o use SolidBrush (System.Drawing), which is available since .NET Framework 1.1, instead of SolidColorBrush (System.Windows.Media), available starting from .NET Framework 3.0.
– BillyJoe
Jan 31 '18 at 15:45
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EC2 Can't resize volume after increasing size
...ay to fully use new partition space
# Check before resizing ("Avail" shows 1.1G):
df -h
Filesystem Size Used Avail Use% Mounted on
/dev/xvda1 7.8G 6.3G 1.1G 86% /
# resize filesystem
resize2fs /dev/xvda1
# Check after resizing ("Avail" now shows 8.7G!-):
df -h
Filesystem Size U...
Is an entity body allowed for an HTTP DELETE request?
... body, the body is ignored [...]
Additionally here is what RFC2616 (HTTP 1.1) has to say in regard to requests:
an entity-body is only present when a message-body is present (section 7.2)
the presence of a message-body is signaled by the inclusion of a Content-Length or Transfer-Encoding header ...
Does Swift support reflection?
...Reference data: Execution overhead for method invocations:
static : < 1.1ns
vtable : ~ 1.1ns
dynamic : ~4.9ns
(actual performance depends on hardware, but the ratios will remain similar).
Also, the dynamic attribute allows us to explicitly instruct Swift that a method should use dynamic dis...
Logging raw HTTP request/response in ASP.NET MVC & IIS7
... Position after reading or later reads may fail
For the response:
"HTTP/1.1 " + response.Status
response.Headers // loop through these "key: value"
Note that you cannot read the response stream so you have to add a filter to the Output stream and capture a copy.
In your BeginRequest, you will ...
Unicode与UTF-8互转(C语言实现) - C/C++ - 清泛网 - 专注C/C++及内核技术
Unicode与UTF-8互转(C语言实现)1. 基础1.1 ASCII码我们知道, 在计算机内部, 所有的信息最终都表示为一个二进制的字符串. 每一个二进制位(bit)有0和1两种状态, 因此...1. 基础
1.1 ASCII码
我们知道, 在计算机内部, 所有的信息最终都表...
How are cookies passed in the HTTP protocol?
...script as resp :
#!/bin/bash
http_code=200
mime=text/html
echo -e "HTTP/1.1 $http_code OK\r"
echo "Content-type: $mime"
echo
echo "Set-Cookie: name=F"
then make executable and execute like this.
./resp | nc -l -p 12346
open browser and browse URL: http://localhost:1236
you will see Cookie v...
curl -GET and -X GET
...* Connected to neverssl.com (13.224.86.126) port 80 (#0)
> PANTS / HTTP/1.1
> Host: neverssl.com
> User-Agent: curl/7.42.0
> Accept: */*
# curl -o nul -v http://neverssl.com/
* Connected to neverssl.com (13.33.50.167) port 80 (#0)
> GET / HTTP/1.1
> Host: neverssl.com
> User-Ag...
CodeFile vs CodeBehind
...
CodeBehind: Needs to be compiled (ASP.NET 1.1 model). The compiled binary is placed in the bin folder of the website. You need to do a compile in Visual Studio before you deploy. It's a good model when you don't want the source code to be viewable as plain text. For ...