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Using Enums while parsing JSON with GSON

...gson.JsonParseException; public class GsonFoo { public static void main(String[] args) throws Exception { GsonBuilder gsonBuilder = new GsonBuilder(); gsonBuilder.registerTypeAdapter(AttributeScope.class, new AttributeScopeDeserializer()); Gson gson = gsonBuilder.create(); Trun...
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Convert a list to a dictionary in Python

... You can also do it like this (string to list conversion here, then conversion to a dictionary) string_list = """ Hello World Goodbye Night Great Day Final Sunset """.split() string_list = dict(zip(string_list[::2],string_list...
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What exactly is nullptr?

...ranteed to be 0. It can be 0L, in which case a call to void f(int); void f(char *); will be ambiguous. nullptr will always favor the pointer version, and never call the int one. Also note that nullptr is convertible to bool (the draft says that at 4.12). – Johannes Schaub - lit...
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Is Java's assertEquals method reliable?

I know that == has some issues when comparing two Strings . It seems that String.equals() is a better approach. Well, I'm doing JUnit testing and my inclination is to use assertEquals(str1, str2) . Is this a reliable way to assert two Strings contain the same content? I would use assertTr...
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python pandas: apply a function with arguments to a series

... Note: If you are passing a single string argument, for example 'abc', then args=('abc') will be evaluated as three arguments ('a', 'b', 'c'). To avoid this, you must pass a tuple containing the string, and to do that, include a trailing comma: args=('abc',) ...
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Pandas conditional creation of a series/dataframe column

... Update: On 100,000,000 rows, 52 string values, .apply() takes 47 seconds, versus only 5.91 seconds for .map(). – AMC Feb 10 at 2:18 ...
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How to make a SPA SEO crawlable?

...mous] public HttpResponseMessage Handle404() { string [] parts = Request.RequestUri.OriginalString.Split(new[] { '?' }, StringSplitOptions.RemoveEmptyEntries); string parameters = parts[ 1 ].Replace("aspxerrorpath=",""); var response = Request.Crea...
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How can I add additional PHP versions to MAMP

....conf file, you'll see where additional configurations are loaded from the extra folder. Add this to the bottom of the httpd.conf file # PHP Version Change Include /Applications/MAMP/conf/apache/extra/httpd-php.conf Then create a new file here: /Applications/MAMP/conf/apache/extra/httpd-php.conf ...
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Scala best way of turning a Collection into a Map-by-key?

...sult into a variable argument. scala> val list = List("this", "maps", "string", "to", "length") map {s => (s, s.length)} list: List[(java.lang.String, Int)] = List((this,4), (maps,4), (string,6), (to,2), (length,6)) scala> val list = List("this", "is", "a", "bunch", "of", "strings") list:...
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How can I sort a List alphabetically?

I have a List<String> object that contains country names. How can I sort this list alphabetically? 13 Answers ...