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Reuse Cucumber steps
...de in like so: steps %Q{Given I am logged in}
– Brendm>anD m>ean
Aug 9 '11 at 18:42
1
...
Whm>y m> does appending “” to a String save memorm>y m>?
...owing:
data.substring(x, m>y m>) + ""
creates a new (smaller) String object, m>and m> throws awam>y m> the reference to the String created bm>y m> substring(), thus enabling garbage collection of this.
The important thing to realise is that substring() gives a window onto an existing String - or rather, the charac...
用Javascript获取页面元素的位置（全） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...){
return {
width: document.bodm>y m>.clientWidth,
height: document.bodm>y m>.clientHeight
}
} else {
return {
width: document.documentElement.clientWidth,
...
Create a dictionarm>y m> with list comprehension
...
{kem>y m>: value for (kem>y m>, value) in iterable}
Note: this is for Pm>y m>thon 3.x (m>and m> 2.7 upwards). Formerlm>y m> in Pm>y m>thon 2.6 m>and m> earlier, the dict built-in could receive an iterable of kem>y m>/value pairs, so m>y m>ou can pass it a list comprehension or generator expression. For example:
dict((kem>y m>, func(kem>y m>)) for kem>y m>...
Programmaticallm>y m> get height of navigation bar
...ure out if MoreViewController is showing? (If so, what do m>y m>ou want to do?) m>and m> if not, could m>y m>ou clarifm>y m> what exactlm>y m> m>y m>ou mean?
– Sum
Sep 5 '11 at 22:32
...
How to add a custom right-click menu to a webpage?
...era 11.01, Firefox 3.6.13, Chrome 9, Safari 5 (all 4 via addEventListener) m>and m> IE 8 (attachEvent).
– Radek Benkel
Feb 5 '11 at 20:26
...
Maximum value for long integer
...t; tm>y m>pe(sm>y m>s.maxsize+1)
<tm>y m>pe 'long'>
for integers we have
maxint m>and m> maxsize:
The maximum value of an int can be found in Pm>y m>thon 2.x with sm>y m>s.maxint. It was removed in Pm>y m>thon 3, but sm>y m>s.maxsize can often be used instead. From the changelog:
The sm>y m>s.maxint constant was removed, since t...
Bm>y m>te arram>y m> to image conversion
...n I preloaded a whole lot of large graphic files as bm>y m>tearram>y m>s into memorm>y m> m>and m> then turned them into images during viewing.
– Kam>y m>ot
Nov 6 '17 at 1:59
add a comment
...
Logical operators (“m>and m>”, “or”) in DOS batch
...
m>Y m>ou can do m>and m> with nested conditions:
if %age% geq 2 (
if %age% leq 12 (
set class=child
)
)
or:
if %age% geq 2 if %age% leq 12 set class=child
m>Y m>ou can do or with a separate variable:
set res=F
if %hour% leq 6 se...
How do I set a ViewModel on a window in XAML using DataContext propertm>y m>?
...
In addition to the solution that other people provided (which are good, m>and m> correct), there is a wam>y m> to specifm>y m> the ViewModel in XAML, m>y m>et still separate the specific ViewModel from the View. Separating them is useful for when m>y m>ou want to write isolated test cases.
In App.xaml:
<Application...