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What is the difference between an Azure Web Site and an Azure Web Role
...beyond Web Apps (formerly Web Sites):
Ability to run elevated startup scripts to install apps, modify registry settings, install performance counters, fine-tune IIS, etc.
Ability to split an app up into tiers (maybe Web Role for front end, Worker Role for backend processing) and scale independentl...
WhatsApp如何成为销售钻戒的店面？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...为如今这些应用往往是上千万千禧一代进行交流时使用的工具。WhatsApp的月活跃用户数已经逼近10亿。
皮瑞安科夫的团队一开始对于在自己的个人电话上使用WhatsApp与用户进行沟通是持犹豫态度的，但2015年1月，当WhatsApp通过谷歌...
乘着App的创业浪潮 行业短信也迎来了新生和爆发 - 资讯 - 清泛网 - 专注C/C...
...了新生。随着移动互联网时代的不断向前发展，微信等OTT工具对电信运营商传统业务的颠覆和冲击，已经呈现出了不可逆转的趋势。短信行业在微信等产品的冲击下，早已垂垂老矣。
国内短信总量正在加速下降，数据正在赤裸...
Difference between socket and websocket?
...g to Application Server over a protocol similar to HTTP that runs over TCP/IP. So they are primarily for Web Applications that require a permanent connection to its server. On the other hand, plain sockets are more powerful and generic. They run over TCP/IP but they are not restricted to browsers or...
北漂90后张鸿润：创业不做于佳文 坚持就好 - 资讯 - 清泛网 - 专注C/C++及内核技术
...好了在结婚”的话题，借助今日头条、微信、微博等传播工具，一天的转发量就达到几千万条。紧接着他趁热打铁，根据网友的不同回馈，又发起“怀孕了再结婚”的话题，令诸多网友欢呼、高潮不“咻”。
在传统媒体行业呆...
node and Error: EMFILE, too many open files
... FD TYPE DEVICE SIZE/OFF NODE NAME
...
nodejs 12211 root 1012u IPv4 151317015 0t0 TCP 10.101.42.209:40371->54.236.3.170:80 (ESTABLISHED)
nodejs 12211 root 1013u IPv4 151279902 0t0 TCP 10.101.42.209:43656->54.236.3.172:80 (ESTABLISHED)
nodejs 12211 root 1014...
Maximum on http header values?
...y to define the custom max size of the header ?
– Sudip Bolakhe
Apr 30 '19 at 9:52
1
Be aware of ...
How to pass a user defined argument in scrapy spider
...o pass arguments to run on scrapyd replace -a with -d
curl http://your.ip.address.here:port/schedule.json -d
spider=myspider -d category='mycategory' -d domain='example.com'
The spider will receive arguments in its constructor.
class MySpider(Spider):
name="myspider"
def __init__...
Which $_SERVER variables are safe?
...hould be rejected by the web server and not cause the invocation of the script to begin with. Hence they can be considered reliable.
'HTTPS'
'REQUEST_TIME'
'REMOTE_ADDR' *
'REMOTE_HOST' *
'REMOTE_PORT' *
'SERVER_PROTOCOL'
'HTTP_HOST' †
'SERVER_NAME' †
'SCRIPT_FILENAME'
'SERVER_PORT' ‡
'SCRIP...
Chrome DevTools Devices does not detect device when plugged in
...ools for your platform. I'm using Windows, and the steps for me were:
-Unzip the download into c:\platform-tools (I just put it here for
convenience, you can choose a different location).
-Open command prompt (run as administrator) in folder, and run the
following command:
adb devices
(Th...