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c# - Is it better to declare a variable inside or outside a loop?

Is better do: variable1Type foo; variable2Type baa; foreach(var val in list) { foo = new Foo( ... ); foo ... I really want know which is better. See Question&Answers more detail:os...

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vba - Insert line break in wrapped cell via code

Is it possible to insert line break in a wrapped cell through VBA code? (similar to doing Alt-Enter when entering ... it also through VBA code. See Question&Answers more detail:os...

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python - How to compute the nth root of a very big integer

I need a way to compute the nth root of a long integer ... 613682478900505821893815926193600121890632 See Question&Answers more detail:os...

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C# Linq where clause as a variable

I am trying to make a LINQ statement where the where clause comes from a variable. For example: string ... meant to use AsQueryable thanks, See Question&Answers more detail:os...

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c++ - Disambiguate overloaded member function pointer being passed as template parameter

I am attempting to recreate the Observer pattern where I can perfectly forward parameters to a given member function ... deduction to work here? See Question&Answers more detail:os...

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oop - How to implement a decorator in PHP?

Suppose there is a class called "Class_A", it has a member function called "func". I want the "func" to do ... put some extra work to a array. See Question&Answers more detail:os...

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java - How to make generated classes contain Javadoc from XML Schema documentation

I'm currently working with an XML Schema that has <xsd:annotation>/<xsd:documentation> on most types and ... elements are still Javadoc-less. See Question&Answers more detail:os...

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Disable WebView touch events in Android

How do you disable all touch events in an Android WebView (or scrolling in particular)? I would like the activity to handle all touch events. See Question&Answers more detail:os...

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Django Programming error column does not exist even after running migrations

I run python manage.py makemigrations and I get: No changes detected Then, python manage.py migrate and I get: No ... How can I debug this??? See Question&Answers more detail:os...

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java - MediaPlayer.setDataSource(String) not working with local files

I am able to play a local mp3 if I use the static method MediaPlayer.create(context, id) but ... src/cc/openframeworks/OFAndroidSoundPlayer.java See Question&Answers more detail:os...

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java - How to rename root key in JSON serialization with Jackson

I am using Jackson for JSON serialization of a list of objects. Here is what I get: {"ArrayList":[{"id": ... Any help in this regard is welcome. See Question&Answers more detail:os...

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c# - Is Injection Possible through Dynamic LINQ?

Using the Dynamic LINQ library (link), is it vulnerable to injection? and (if so) how can this be ... above reference to Entity Framework). See Question&Answers more detail:os...

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node.js - NPM package 'bin' script for Windows

Cucumber.js is supplying a command-line "binary" which is a simple .js file containing a shebang instruction: ... and Windows systems? Thanks. See Question&Answers more detail:os...

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tfs power tools - Shell Extension : Not showing in Windows Explorer context

I have Windows 7 Professional x64. I have Visual Studio 2010 Premium and Visual Studio 2012 Premium installed on ... please? Thanks in advance, See Question&Answers more detail:os...

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javascript - How can I copy to clipboard in HTML5 without using flash?

I want to use a copy-to-clipboard function in HTML5, but without using flash. Is it possible? How? I tried to ... range.execCommand('Copy'); } } See Question&Answers more detail:os...

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Android Device phone call ability

How can I tell whether a given device has the ability to make phone calls? For example, my Galaxy Tablet cannot ... to be the way to go. See Question&Answers more detail:os...

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c - cross-platform printing of 64-bit integers with printf

In Windows, it is "%I64d". In Linux and Solaris, it is "%lld". If I want to write cross-platform printfs that ... long ll; printf(???, ll); See Question&Answers more detail:os...

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java - No such method exception Hadoop <init>

When I am running a Hadoop .jar file from the command prompt, it throws an exception saying no such method ... .Child.main(Child.java:264) See Question&Answers more detail:os...

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python - Filling in date gaps in MultiIndex Pandas Dataframe

I would like to modify a pandas MultiIndex DataFrame such that each index group includes Dates between a specified ... format as the original? See Question&Answers more detail:os...

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python - Convert NumPy array to 0 or 1 based on threshold

I have an array below: a=np.array([0.1, 0.2, 0.3, 0.7, 0.8, 0.9]) What I want is to convert this vector to ... , 0, 1, 1, 1] How can I do this? See Question&Answers more detail:os...

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lubridate - How to extract Month from date in R

I am using the lubridate package and applying the month function to extract month from date. I ran the str command ... what I am doing wrong. See Question&Answers more detail:os...

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python - How to bind events to Canvas items?

If I'm using a canvas to display data and I want the user to be able to click on various items on the ... clicks specific items on the canvas. See Question&Answers more detail:os...

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java - Use method reference with parameter

I just started learning Java streams and faced a problem. Please take a look at a the following example. This is ... . Is it the only solution? See Question&Answers more detail:os...

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java - Whats the difference between z and in a regular expression and when and how do I use it?

From http://java.sun.com/j2se/1.5.0/docs/api/java/util/regex/Pattern.html: The end of the input but ... return false. Where is the mistake? See Question&Answers more detail:os...

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javascript - How do I access an iframe from CasperJS?

I have a webpage with an iframe. I'd like to access the contents of the iframe using CasperJS. In particular, ... and phantomjs version 1.6.0. See Question&Answers more detail:os...

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How to get element by Index in Spark RDD (Java)

I know the method rdd.firstwfirst() which gives me the first element in an RDD. Also there is the method rdd. ... an element by index? Thanks.e See Question&Answers more detail:os...

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c# - Check if a SQL table exists

What's the best way to check if a table exists in a Sql database in a database independant way? I came ... nothing that works for all databases. See Question&Answers more detail:os...

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php - Convert to date format dd/mm/yyyy

I have the following date: 2010-04-19 18:31:27. I would like to convert this date to the dd/mm/yyyy format. See Question&Answers more detail:os...

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