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c# - .NET String.Format() to add commas in thousands place for a number
I want to add a comma in the thousands place for a number. String.Format()? Question&Answers:os...
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web scraping - retrieve links from web page using python and BeautifulSoup
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Check if page gets reloaded or refreshed in JavaScript
I want to check when someone tries to refresh a page. For example, when I open a page nothing happens but when I refresh the page it should display an alert. Question&Answers:os...
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javascript - What is lexical scope?
What is a brief introduction to lexical scoping? Question&Answers:os...
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git - Make .gitignore ignore everything except a few files
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jQuery Validate - Enable validation for hidden fields
In the new version of jQuery validation plugin 1.9 by default validation of hidden fields ignored. I'm using ... $.validator.setDefaults({ ignore: '' }); Question&Answers:os...
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Getting a map() to return a list in Python 3.x
I'm trying to map a list into hex, and then use the list elsewhere. In python 2.6, this was easy: A: ... around 45 items and id like to convert them to hex. Question&Answers:os...
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oop - What is the difference between association, aggregation and composition?
What is the difference between association, aggregation, and composition? Please explain in terms of implementation. Question&Answers:os...
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How to get Url Hash (#) from server side
I know on client side (javascript) you can use windows.location.hash but could not find anyway to access from the server side. I'm using asp.net. Question&Answers:os...
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java - Why do this() and super() have to be the first statement in a constructor?
Java requires that if you call this() or super() in a constructor, it must be the first statement. ... not have this restriction, something bad would happen? Question&Answers:os...
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javascript - How to pass arguments to addEventListener listener function?
The situation is somewhat like- var someVar = some_other_function(); someObj.addEventListener("click", function(){ ... probably being treated as a new variable. Question&Answers:os...
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python - Converting a list to a set changes element order
Recently I noticed that when I am converting a list to set the order of elements is changed and is sorted ... Set Difference) without losing the initial order? Question&Answers:os...
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php - PDO Prepared Inserts multiple rows in single query
I am currently using this type of SQL on MySQL to insert multiple rows of values in one single query: INSERT INTO ` ... yes, may I know how can I implement it? Question&Answers:os...
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The need for parentheses in macros in C
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c# - How to pass an array into a SQL Server stored procedure
How to pass an array into a SQL Server stored procedure? For example, I have a list of employees. I want ... of employees should be passed as parameter from C#. Question&Answers:os...
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java - ResultSet exception - before start of result set
I'm having trouble getting data from a ResultSet object. Here is my code: String sql = "SELECT type FROM node ... Main.java:38) What am I doing wrong here? Question&Answers:os...
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python - Most efficient way to map function over numpy array
What is the most efficient way to map a function over a numpy array? The way I've been doing it in my current ... it back to a numpy array. Can we do better? Question&Answers:os...
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java - Why doesn't RecyclerView have onItemClickListener()?
I was exploring RecyclerView and I was surprised to see that RecyclerView does not have onItemClickListener(). I've two ... this ok / is there any better way? Question&Answers:os...
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ajax - PHP "php://input" vs $_POST
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c# - Creating a byte array from a stream
What is the prefered method for creating a byte array from an input stream? Here is my current solution with .NET ... to read and write chunks of the stream? Question&Answers:os...
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python - Remove all the elements that occur in one list from another
Let's say I have two lists, l1 and l2. I want to perform l1 - l2, which returns all elements of l1 not in l2. I can ... [2,3,5,8], l1 - l2 should return [1,6] Question&Answers:os...
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asp.net mvc - Update relationships when saving changes of EF4 POCO objects
Entity Framework 4, POCO objects and ASP.Net MVC2. I have a many to many relationship, lets say between BlogPost ... many-to-many relationships in my app :(. Question&Answers:os...
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reactjs - When to use React setState callback
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javascript - onclick="" vs event handler
If I want a function to be executed, I prefer doing inline js: <p id="element" onclick="doSomething() ... doSomething; Why is the js event listener recommended? Question&Answers:os...
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javascript - Can one AngularJS controller call another?
Is it possible to have one controller use another? For example: This HTML document simply prints a ... be concerned with XmlHttpRequests and accessing services. Question&Answers:os...
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What are the pros and cons of the leading Java HTML parsers?
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python - Convert all strings in a list to int
In Python, I want to convert all strings in a list to integers. So if I have: results = ['1', '2', '3'] How do I make it: results = [1, 2, 3] Question&Answers:os...
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How do I parse command line arguments in Java?
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