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Lambda Expression and generic method
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Using method reference, i found other way to pass the argument:
List<String> list = Arrays.asList("a", "b", "c");
sort(list, Comparable::<String>compareTo);
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Find and Replace Inside a Text File from a Bash Command
What's the simplest way to do a find and replace for a given input string, say abc , and replace with another string, say XYZ in file /tmp/file.txt ?
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Version vs build in Xcode
... Info tab for your Application Target, you should use the "Bundle versions string, short" as your Version (e.g., 3.4.0) and "Bundle version" as your Build (e.g., 500 or 1A500). If you don't see them both, you can add them. Those will map to the proper Version and Build textboxes on the Summary tab; ...
Android custom dropdown/popup menu
... <item android:id="@+id/google_plus" android:title="@string/menu_google_plus" android:icon="@drawable/add_by_gp" android:showAsAction="ifRoom|withText" /> this is how i added , but i cant see image with text
– Mr.G
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How to pass an array into a SQL Server stored procedure
... increased performance compared to other implementations including XML and string splitting.
The inputs are clearly defined (no one has to guess if the delimiter is a comma or a semi-colon) and we do not have dependencies on other processing functions that are not obvious without inspecting the co...
How to send a correct authorization header for basic authentication
...ryption
of course, you'll need the username password, it's not 'Basic hashstring.
hope this helps...
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Are there strongly-typed collections in Objective-C?
...will generate compiler warnings if there is a type mismatch.
NSArray<NSString*>* arr = @[@"str"];
NSString* string = [arr objectAtIndex:0];
NSNumber* number = [arr objectAtIndex:0]; // Warning: Incompatible pointer types initializing 'NSNumber *' with an expression of type 'NSString *'
And...
What is the intent of the methods getItem and getItemId in the Android class BaseAdapter?
...be very useful.
Example :
You have a list of albums :
class Album{
String coverUrl;
String title;
}
And you implement getItemId like this :
@Override
public long getItemId(int position){
Album album = mListOfAlbums.get(position);
return (album.coverUrl + album.title).hashcode...
What are all the different ways to create an object in Java?
...you could describe class loading as creating new objects (such as interned Strings).
A literal array as part of the initialisation in a declaration (no constructor for arrays).
The array in a "varargs" (...) method call (no constructor for arrays).
Non-compile time constant string concatenation (hap...
How can you list the matches of Vim's search?
..." highlight matches, in normal mode try typing * or even g* when cursor on string
set hlsearch
" yank those cheat commands, in normal mode type q: than p to paste in the opened cmdline
" how-to search for a string recursively
" :grep! "\<doLogErrorMsg\>" . -r
"
" how-t...