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Replace a string in a file with nodejs
...place-in-file to quickly replace text in one or more files. It's partially based on @asgoth's answer.
Edit (3 October 2016): The package now supports promises and globs, and the usage instructions have been updated to reflect this.
Edit (16 March 2018): The package has amassed over 100k monthly do...
Pointer arithmetic for void pointer in C
... -Werror-pointer-arith flag is specified (this flag is useful if your code base must also compile with MSVC).
The C Standard Speaks
Quotes are taken from the n1256 draft.
The standard's description of the addition operation states:
6.5.6-2: For addition, either both
operands shall have arit...
Java List.add() UnsupportedOperationException
...
When you are converting from an Array to a Collection Obejct. i.e., array-based to collection-based API then it is going to provide you fixed-size collection object, because Array's behaviour is of Fixed size.
java.util.Arrays.asList( T... a )
Souce samples for conformation.
public class Ar...
Clustered vs Non-Clustered
...t the clustered index determines the physical order of the rows in the database. In other words, applying the clustered index to PersonId means that the rows will be physically sorted by PersonId in the table, allowing an index search on this to go straight to the row (rather than a non-clustered in...
Getting the current Fragment instance in the viewpager
...droid:switcher:" + R.id.pager + ":" + ViewPager.getCurrentItem());
// based on the current position you can then cast the page to the correct
// class and call the method:
if (ViewPager.getCurrentItem() == 0 && page != null) {
((FragmentClass1)page).updateList("new ...
Just what is Java EE really? [closed]
...?
With the eventual release of modularity support we'll just have a small base JRE with many things separately installable as packages. Perhaps one day many or even all classes that now make up Java EE will be such package as well. Time will tell.
Why are there so many Java EE offerings when there...
Correct Bash and shell script variable capitalization
...numRecordsProcessed, veryInconsistent_style
See also:
The Open Group Base Specifications Issue 7 - Environment Variables
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What is Python used for? [closed]
...gs like "hello" + 5 to get "hello5".
Python is object oriented, with class-based inheritance. Everything is an object (including classes, functions, modules, etc), in the sense that they can be passed around as arguments, have methods and attributes, and so on.
Python is multipurpose: it is not spec...
How to resize images proportionally / keeping the aspect ratio?
... width
$(this).css("height", height * ratio); // Scale height based on ratio
height = height * ratio; // Reset height to match scaled image
width = width * ratio; // Reset width to match scaled image
}
// Check if current height is larger t...
Flatten an Array of Arrays in Swift
...into a 1D array or remove nil values, not both. It determines which to do based on if the 1st-level array's Element is an array or optional— so if you pass it a 2D array of optionals (e.g. [[Int?]]) it'll choose to flatten it to 1D (e.g. [Int?]). To both flatten to 1-D and remove 2nd-level nils,...