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Capture Image from Camera and Display in Activity
...ntents/result#kotlin
There are many built-in ActivityResultContracts that allow you to do different things like pick contacts, request permissions, take pictures or take videos. You are probably interested in the ActivityResultContracts.TakePicture shown above.
Note that androidx.fragment 1.3.0-al...
使用TokuMX配置Replica Set集群 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...onfig)
{
"ok" : 0,
"errmsg" : "couldn't initiate : need all members up to initiate, not ok : 172.17.39.149:27017"
}
需要在防火墙配置中打开相应端口：
vi /etc/sysconfig/iptables
可以查看集群的详细信息：
每次启动服务的记录：
可...
Is a colon `:` safe for friendly-URL use?
... will specify application sections as words separated by slashes. Specifically, this is in GWT, so the relevant parts of the URL will be in the hash (which will be interpreted by a controller layer on the client-side):
...
What really is a deque in STL?
I was looking at STL containers and trying to figure what they really are (i.e. the data structure used), and the deque stopped me: I thought at first that it was a double linked list, which would allow insertion and deletion from both ends in constant time, but I am troubled by the promise made ...
How to define hash tables in Bash?
...ecuting your script directly, or execute script with bash script. (Not actually executing a Bash script with Bash does happen, and will be really confusing!)
You declare an associative array by doing:
declare -A animals
You can fill it up with elements using the normal array assignment operator....
How to check if a python module exists without importing it
...ING
When trying to find a submodule, it will import the parent module (for all of the above methods)!
food/
|- __init__.py
|- eggs.py
## __init__.py
print("module food loaded")
## eggs.py
print("module eggs")
were you then to run
>>> import importlib
>>> spam_spec = importli...
ipython reads wrong python version
...on
# -*- coding: utf-8 -*-
import re
import sys
from IPython import start_ipython
if __name__ == '__main__':
sys.argv[0] = re.sub(r'(-script\.pyw|\.exe)?$', '', sys.argv[0])
sys.exit(start_ipython())
And mine works properly like this, but my situation isn't exactly like the OP's.
Ori...
When to use dynamic vs. static libraries
...update is considered binary compatible with the original version.
Additionally dynamic libraries aren't necessarily loaded -- they're usually loaded when first called -- and can be shared among components that use the same library (multiple data loads, one code load).
Dynamic libraries were consid...
What is the meaning of “… …” token? i.e. double ellipsis operator on parameter pack
...s paired with a case of a regular single ellipsis.
template<typename _Res, typename... _ArgTypes>
struct _Weak_result_type_impl<_Res(_ArgTypes...)>
{ typedef _Res result_type; };
template<typename _Res, typename... _ArgTypes>
struct _Weak_result_type_impl<_Res(...
Split array into chunks
...
Nope, the last chunk should just be smaller than the others.
– Blazemonger
Jul 22 '14 at 23:27
7
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