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git visual diff between branches
...
You can also do this easily with gitk.
> gitk branch1 branch2
First click on the tip of branch1. Now right-click on the tip of branch2 and select Diff this->selected.
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How can I upload fresh code at github?
...rigin master.
- user name ,password
Update new Change code into Github
->Goto Directory That your github up code
->git commit ProjectName -m 'Message'
->git push origin master.
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i...
Abstract functions in Swift Language
... protocol
protocol AbstractMethodsForClassX {
func abstractMethod() -> String
}
2. Write your base class
/// It takes an implementation of the protocol as property (same like the delegate in UITableViewController does)
/// And does not implement the protocol as it does not implement the a...
Is it Pythonic to use list comprehensions for just side effects?
...speed.
if n is None:
# feed the entire iterator into a zero-length deque
collections.deque(iterator, maxlen=0)
else:
# advance to the empty slice starting at position n
next(islice(iterator, n, n), None)
Of course, the latter is clearer and easier to underst...
Create web service proxy in Visual Studio from a WSDL file
...o Command prompt (under visual studio/tools in the start menu) then type
>wsdl.exe [path To Your WSDL File]
That'll spit out a file, which you copy/move and include in your project. That file contains a class which is a proxy to your sevice, Fire up an instance of that class, and it'll have a ...
Activity has leaked window that was originally added
...swer 2
This error can be a little misleading in some circumstances (although
the answer is still completely accurate) - i.e. in my case an
unhandled Exception was thrown in an AsyncTask, which caused the
Activity to shutdown, then an open progressdialog caused this
Exception.. so the '...
BLE（一）概述&工作流程&常见问题 - 创客硬件开发 - 清泛IT社区，...
...取对方的DB_ADDR地址。
蓝牙的工作过程为：
蓝牙启动 -> 扫描设备 -> 设备配对(未配对的设备) -> 数据传输0x22 设备配对模式Numeric Comparison：配对双方都显示一个6位的数字，由用户来核对数字是否一致，一致即可配对。例...
LINQ to read XML
...s = xdoc.Root.Descendants("level1");
var lvs = lv1s.SelectMany(l=>
new string[]{ l.Attribute("name").Value }
.Union(
l.Descendants("level2")
.Select(l2=>" " + l2.Attribute("name").Value)
)
);
...
pod install -bash: pod: command not found
... you with error installing cocoapods: activesupport requires Ruby version >= 2.2.2 then see this answer stackoverflow.com/questions/32871329/…
– Martin Belcher - AtWrk
Jul 15 '16 at 8:33
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Is there any way to use a numeric type as an object key?
...ncluding a number, is typecasted into a string via the toString method.
> var foo = {}
undefined
> foo[23213] = 'swag'
'swag'
> foo
{ '23213': 'swag' }
> typeof(Object.keys(foo)[0])
'string'
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