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How to resume Fragment from BackStack if exists

...asier since it shouldn't require keeping track of a number that may change and reinforces the "unique back stack entry" logic. Since you want only one back stack entry per Fragment, make the back state name the Fragment's class name (via getClass().getName()). Then when replacing a Fragment, use th...
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Should I put input elements inside a label element?

Is there a best practice concerning the nesting of label and input HTML elements? 14 Answers ...
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Read Excel File in Python

... A somewhat late answer, but with pandas it is possible to get directly a column of an excel file: import pandas import xlrd df = pandas.read_excel('sample.xls') #print the column names print df.columns #get the values for a given column values = df['Arm_id']...
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How to add custom method to Spring Data JPA

... Spring Data JPA. Consider the below example where I will get all the crud and finder functionality working by default and if I want to customize a finder then that can be also done easily in the interface itself. ...
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Best way to get identity of inserted row?

...rns the last identity value generated for any table in the current session and the current scope. Generally what you want to use. IDENT_CURRENT('tableName') returns the last identity value generated for a specific table in any session and any scope. This lets you specify which table you want the v...
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A generic list of anonymous class

...r I got Error 1 'System.Array' does not contain a definition for 'ToList' and no extension method 'ToList' accepting a first argument of type 'System.Array' could be found (are you missing a using directive or an assembly reference?) – DHornpout Mar 4 '09 at 2...
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On Duplicate Key Update same as insert

.... My question is quiet simple: Do I really need to specify all the fields (and values in my first example) if they are the same as in the insert? I just want to insert all or if there is a unique value match: update all. – Roy Jan 17 '13 at 16:36 ...
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How to change value of object which is inside an array using JavaScript or jQuery?

...desc = desc; break; //Stop this loop, we found it! } } } and use it like var projects = [ ... ]; changeDesc ( 'jquery-ui', 'new description' ); UPDATE: To get it faster: var projects = { jqueryUi : { value: 'lol1', desc: 'lol2' } }; projects.jqueryUi.desc...
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Using the HTML5 “required” attribute for a group of checkboxes?

...hen using the newer browsers that support HTML5 (FireFox 4 for example); and a form field has the attribute required='required' ; and the form field is empty/blank; and the submit button is clicked; the browsers detects that the "required" field is empty and does not submit the form; inst...
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SQL Server indexes - ascending or descending, what difference does it make?

...ch column be either ascending or descending. I'm having a hard time understanding why this choice is even here. Using binary sort techniques, wouldn't a lookup be just as fast either way? What difference does it make which order I choose? ...