大约有 43,000 项符合查询结果（耗时：0.0420秒） [XML]
Setting the zoom level for a MKMapView
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I found myself a solution, which is very simple and does the trick. Use MKCoordinateRegionMakeWithDistance in order to set the distance in meters vertically and horizontally to get the desired zoom. And then of course when you update your location you'll get the right coor...
How to set the text color of TextView in code?
In XML, we can set a text color by the textColor attribute, like android:textColor="#FF0000" . But how do I change it by coding?
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How to plot two columns of a pandas data frame using points?
...e of a column of Timestamp values with millisecond precision. In trying to convert the objects to datetime64 type, I also discovered a nasty issue: < Pandas gives incorrect result when asking if Timestamp column values have attr astype >.
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node.js execute system command synchronously
...sion 0.12 - so for a while) supports execSync:
child_process.execSync(command[, options])
You can now directly do this:
const execSync = require('child_process').execSync;
code = execSync('node -v');
and it'll do what you expect. (Defaults to pipe the i/o results to the parent process). Note t...
Memory address of variables in Java
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That is the class name and System.identityHashCode() separated by the '@' character. What the identity hash code represents is implementation-specific. It often is the initial memory address of the object, but the object can be moved in memory by t...
Java: function for arrays like PHP's join()?
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If you were looking for what to use in android, it is:
String android.text.TextUtils.join(CharSequence delimiter, Object[] tokens)
for example:
String joined = TextUtils.join(";", MyStringArray);
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How can I do a case insensitive string comparison?
... method to test whether two strings are equal.
Use the String.Compare and String.CompareTo methods to sort strings, not to check for equality.
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Read error response body in Java
...etInputStream() will throw an IO Exception. You should catch the exception and read from error stream using getErrorStream(). This seems to be a better approach than checking on httpresponse code.
– Sudarshan Bhat
Aug 20 '12 at 12:04
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Precision String Format Specifier In Swift
... This is unnecessarily complicated. realityone's answer works and is much more concise.
– Steven Marlowe
Dec 20 '14 at 5:41
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How can I catch a 404?
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lol @ being the IDisposable police and giving everyone a -1 for not wrapping the response in a using block.
– Rich
Jan 27 '10 at 18:32
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