大约有 44,000 项符合查询结果（耗时：0.0562秒） [XML]
List comprehension vs map
... {x:x**2 for x in rangeNeg5}
)
Efficiency comparison for python3
map is now lazy:
% python3 -mtimeit -s 'xs=range(1000)' 'f=lambda x:x' 'z=map(f,xs)'
1000000 loops, best of 3: 0.336 usec per loop ^^^^^^^^^
Therefore if you will not be using all your data, or do not know ahead of tim...
jQuery post() with serialize and extra data
...) and add the missing data:
var data = $('#myForm').serializeObject();
// now add some additional stuff
data['wordlist'] = wordlist;
$.post('/page.php', data);
share
|
improve this answer
...
Understanding Apache's access log
...e Meeting which registers an extension so that the Live
Meeting service knows if the software is already installed, which
means it can provide a streamlined experience to joining meetings.
This value will be used to identify what browser is being used by end user.
Refer
...
Clicking URLs opens default browser
I have loaded an external URL in my WebView . Now what I need is that when the user clicks on the links on the page loaded, it has to work like a normal browser and open the link in the same WebView . But it's opening the default browser and loading the page there?
...
Remove the legend on a matplotlib figure
...
Right. Thanks for the answer. Now I agree that draw is more appropriate (but I've always used show to update my graphs...).
– Olivier Verdier
Apr 20 '11 at 20:31
...
Iterate through options
... 0; i < select.length; i++){
var option = select.options[i];
// now have option.text, option.value
}
share
|
improve this answer
|
follow
|
...
How do I toggle an element's class in pure JavaScript?
...
Thank you so much! It's working now :) I add more option for loop: var All = document.querySelectorAll('.menu'); for (var i = 0; i < All.length; i++){ All[i].classList.toggle('hidden-phone'); }
– Blue Tra...
How to animate the change of image in an UIImageView?
I have an UIImageView with an image. Now I have a completely new image (graphic file), and want to display that in this UIImageView . If I just set
...
How to check if a line is blank using regex
...
excellent the codes now executes from 1.6sec to >1sec Thank you.
– Adnan
Jun 10 '10 at 8:57
...
What are the differences among grep, awk & sed? [duplicate]
...taining "That"
Every line containing "This"
Every line containing "This"
Now awk and sed are completly different than grep.
awk and sed are text processors. Not only do they have the ability to find what you are looking for in text, they have the ability to remove, add and modify the text as well ...