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RAII and smart pointers in C++
...File file("/path/to/file");
// Do stuff with file
file.close();
In other words, we must make sure that we close the file once we've finished with it. This has two drawbacks - firstly, wherever we use File, we will have to called File::close() - if we forget to do this, we're holding onto the file ...
What exactly is a Context in Java? [duplicate]
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since you capitalized the word, I assume you are referring to the interface javax.naming.Context. A few classes implement this interface, and at its simplest description, it (generically) is a set of name/object pairs.
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Android Split string
...it up the CurrentString using the : as the delimiter. So that way the word "Fruit" will be split into its own string and "they taste good" will be another string. And then i would simply like to use SetText() of 2 different TextViews to display that string.
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Find UNC path of a network drive?
...HT-drag the drive, folder or file from Windows Explorer into the body of a Word document or Outlook email
Select 'Create Hyperlink Here'
The inserted text will be the full UNC of the dragged item.
share
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How to set a border for an HTML div tag
...ne', no borders will be visible unless the border style is set.
In other words, you need to set a border style (e.g. solid) for the border to show up. border:thin only sets the width. Also, the color will by default be the same as the text color (which normally doesn't look good).
I recommend set...
Node.js version on the command line? (not the REPL)
...lso install executable node (implemented as a symlink to nodejs). In other words: For consistency, try node -v first.
– mklement0
Mar 8 '15 at 4:10
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How to use string.replace() in python 3.x
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FYI, when appending some characters to an arbitrary, position-fixed word inside the string (e.g. changing an adjective to an adverb by adding the suffix -ly), you can put the suffix at the end of the line for readability. To do this, use split() inside replace():
s="The dog is large small"
s...
How to split a string at the first `/` (slash) and surround part of it in a ``?
...ring it as
var res[]= str.split(" ");
Now you can access the individual words of the array.
Suppose you want to access the third element of the array you can use it by indexing array elements.
var FirstElement= res[0];
Now the variable FirstElement contains the value 'How'
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JavaScript closures vs. anonymous functions
...eresting from a theoretical point of view. Henceforth any reference to the word closure will refer to this subset of functions unless otherwise stated.
A simple explanation for closures:
Take a function. Let's call it F.
List all the variables of F.
The variables may be of two types:
Local vari...
How do you add multi-line text to a UIButton?
...g to allow multiple lines:
button.titleLabel.lineBreakMode = NSLineBreakByWordWrapping;
// you probably want to center it
button.titleLabel.textAlignment = NSTextAlignmentCenter; // if you want to
[button setTitle: @"Line1\nLine2" forState: UIControlStateNormal];
For iOS 5 and below use the foll...