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How to capture UIView to UIImage without loss of quality on retina display
... UIGraphicsBeginImageContextWithOptions (as documented on this page). Pass 0.0 for scale (the third argument) and you'll get a context with a scale factor equal to that of the screen.
UIGraphicsBeginImageContext uses a fixed scale factor of 1.0, so you're actually getting exactly the same image on ...
Creating an empty Pandas DataFrame, then filling it?
...
350
Here's a couple of suggestions:
Use date_range for the index:
import datetime
import pandas as...
How to develop a soft keyboard for Android? [closed]
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Diego
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answered Aug 13 '10 at 21:24
MacarseMacarse
85.2k4242 gold b...
How can I add a third button to an Android Alert Dialog?
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edited Aug 31 '14 at 20:29
jvperrin
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answered ...
How do you use String.substringWithRange? (or, how do Ranges work in Swift?)
...NSString = str as NSString
myNSString.substringWithRange(NSRange(location: 0, length: 3))
Note: as JanX2 mentioned, this second method is not safe with unicode strings.
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Using jQuery how to get click coordinates on the target element
...pi.jquery.com/position/
HTML
<body>
<div id="A" style="left:100px;"> Default <br /> mouse<br/>position </div>
<div id="B" style="left:300px;"> offset() <br /> mouse<br/>position </div>
<div id="C" style="left:500px;"> positi...
How to select a single field for all documents in a MongoDB collection?
In my MongoDB, I have a student collection with 10 records having fields name and roll . One record of this collection is:
...
Checking user's homepage in Internet Explorer
...ow.external.isGoogleHomePage()
} catch (d) {
if (h(a)) return !0;
var c = google.promos.gpd(a, "mgmhp_hp_url");
c && g.push(c);
for (c = 0; c < g.length; c++) {
var k = g[c];
if (b = b || a.isHomePage(k)) return !0
}
...
What is the difference between .text, .value, and .value2?
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edited Sep 8 '15 at 11:01
answered Jun 28 '13 at 11:17
C...
What do the &,
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Patrick M
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answered Jul 11 '11 at 14:14
PascalPascal
...