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Difference between HashMap, LinkedHashMap and TreeMap

... private TreeMap<String ,Integer> mySection2 = new TreeMap<>(); mySection2.put("abc1", 2); mySection2.put("abc2",5); mySection2.put("abc3",3); ...
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How do I obtain crash-data from my Android application?

...onHandler { private UncaughtExceptionHandler defaultUEH; private String localPath; private String url; /* * if any of the parameters is null, the respective functionality * will not be used */ public CustomExceptionHandler(String localPath, String url) { ...
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Correct way to load a Nib for a UIView subclass

...sult = nil; NSArray* elements = [[NSBundle mainBundle] loadNibNamed: NSStringFromClass([self class]) owner:self options: nil]; for (id anObject in elements) { if ([anObject isKindOfClass:[self class]]) { result = anObject; break; } } ...
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Escaping single quote in PHP when inserting into MySQL [duplicate]

... You should be escaping each of these strings (in both snippets) with mysql_real_escape_string(). http://us3.php.net/mysql-real-escape-string The reason your two queries are behaving differently is likely because you have magic_quotes_gpc turned on (which you s...
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How can you set class attributes from variable arguments (kwargs) in python

...args? Can kwargs even have an integer key? I'm pretty sure they have to be strings. – wjandrea Apr 22 at 19:12 ...
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“’” showing on page instead of “ ' ”

... This sometimes happens when a string is converted from Windows-1252 to UTF-8 twice. We had this in a Zend/PHP/MySQL application where characters like that were appearing in the database, probably due to the MySQL connection not specifying the correct cha...
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python: how to identify if a variable is an array or a scalar

... While this is a great answer, collections.Sequence is an ABC for string as well, so that should be taken into account. I'm using something like if type(x) is not str and isinstance(x, collections.Sequence):. This isn't great, but it is reliable. – bbenne10 ...
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How and when to use ‘async’ and ‘await’

...ender, EventArgs e) { // Call the method that runs asynchronously. string result = await WaitAsynchronouslyAsync(); // Call the method that runs synchronously. //string result = await WaitSynchronously (); // Display the result. textBox1.Text += result; } // The following ...
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Error: Can't set headers after they are sent to the client

...eader gets sent, but then further headers (like a 30X redirect) try to add extra headers, but it's too late since the response header has already been transmitted. I'm not sure exactly what's causing your error, but look at any callbacks as potential areas to investigate. One easy tip to simplify ...
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Why does ++[[]][+[]]+[+[]] return the string “10”?

This is valid and returns the string "10" in JavaScript ( more examples here ): 9 Answers ...