大约有 47,000 项符合查询结果（耗时：0.0511秒） [XML]
Redis - Connect to Remote Server
... the Quick Start guide on http://redis.io/topics/quickstart on my Ubuntu 10.10 server. I'm running the service as dameon (so it can be run by init.d)
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Linq order by boolean
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178
That should work fine - it should order the entities with a false foo value first, then those ...
Check if a value is within a range of numbers
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221
You're asking a question about numeric comparisons, so regular expressions really have nothing t...
Java 8: performance of Streams vs Collections
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198
Stop using LinkedList for anything but heavy removing from the middle of the list using itera...
Android ImageView Zoom-in and Zoom-Out
...ss Zoom extends View {
private Drawable image;
ImageButton img,img1;
private int zoomControler=20;
public Zoom(Context context){
super(context);
image=context.getResources().getDrawable(R.drawable.j);
//image=context.getResources().getDrawable(R...
Returning first x items from array
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edited Jan 20 '15 at 6:20
answered Oct 15 '09 at 10:11
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How do I check which version of NumPy I'm using?
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15 Answers
15
Active
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How to pass optional arguments to a method in C++?
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145
Here is an example of passing mode as optional parameter
void myfunc(int blah, int mode = 0)...
Can I set an opacity only to the background image of a div?
...Hi there
</div>
CSS
.myDiv {
position: relative;
z-index: 1;
}
.myDiv .bg {
position: absolute;
z-index: -1;
top: 0;
bottom: 0;
left: 0;
right: 0;
background: url(test.jpg) center center;
opacity: .4;
width: 100%;
height: 100%;
}
See test c...
How to find the sum of an array of numbers
Given an array [1, 2, 3, 4] , how can I find the sum of its elements? (In this case, the sum would be 10 .)
43 Answers
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