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Can a C++ enum class have methods?
...nt, type_traits dependent code will not work, so e.g. one cannot use auto, etc. There may be some way of handling such stuff, but in the end one is converting an enum into a class, and it is always a mistake to subvert C++
the enum struct and enum class specifications are about scoping so not part...
nil detection in Go
...ck every member for its
respective zero value (e.g. host == "", port == 0, etc.) or have a private field which
is set by an internal initialization method. Example:
type Config struct {
Host string
Port float64
setup bool
}
func NewConfig(host string, port float64) *Config {
retu...
TDD/BDD screencast/video resources [closed]
...st posted a series of videos on TDD
The videos are meant to be watched in order.
GettingStarted
Adding Basic Operators
Removing Duplication
Extracting to Strategy
Removing Duplication via
Refactoring or Removing
Duplication via Tdd using
Mockito
Introducing an Abstract Factory
Adding a Sum operat...
Citing the author of a blockquote using Markdown syntax
...nual, use its guidelines to determine exactly where to place the citation, etc.
Output of Markdown + Smartypants for the above is
The secret to creativity is knowing how to hide your sources.
-- Albert Einstein
shar...
Getting distance between two points based on latitude/longitude
...ect-osrm.org')
coordinates_osrm = [[lon1, lat1], [lon2, lat2]] # note that order is lon, lat
osrm_response = osrm_client.route(coordinates=coordinates_osrm, overview=osrm.overview.full)
dist_osrm = osrm_response.get('routes')[0].get('distance')/1000 # in km
print('distance using OSRM: ', dist_o...
Check whether a cell contains a substring
... group. To do this I am looking for the word "builder" or "construction", etc. So -
=IF(OR(COUNTIF(A1,"*builder*"),COUNTIF(A1,"*builder*")),"Builder","Community")
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tcp端口状态ESTABLISHED、TIME_WAIT、CLOSE_WAIT 、SYN_RECV等详解 - C/C++...
...,设置为60,以缩短TIME_WAIT的等待时间
ubuntu机器设置
vi /etc/sysctl.conf
编辑文件，加入以下内容：
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_tw_reuse = 1
net.ipv4.tcp_tw_recycle = 1
net.ipv4.tcp_fin_timeout = 30
然后执行 /sbin/sysctl -p 让参数生效。
...
When to create a new app (with startapp) in Django?
...services' app so developers can interface with the blog in their own ways, etc.
I personally would make the blog itself the app, and break out the functionality within it. The blog could then be reused rather easily in other websites.
The nice thing about Django is that it will recognize any model...
Proper way to handle multiple forms on one page in Django
...s? Like, with checking is_valid() from the first form, then the first two, etc… Maybe just have a handled = False that gets updated to True when a compatible form is found?
– binki
Jan 13 '16 at 22:31
...
urllib2.HTTPError: HTTP Error 403: Forbidden
... in your case, it genuinely requires authentication with basic auth, oauth etc.
– Supreet Sethi
Feb 23 '18 at 23:35
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