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Why does MYSQL higher LIMIT offset slow the query down?
... for record no. 10000, which in turn is supposed to be fast as seeking the file to that offset multiplied by index record length, ( ie, seeking 10000*8 = byte no 80000 - given that 8 is the index record length )
– Rahman
Dec 20 '10 at 20:00
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How do you save/store objects in SharedPreferences on Android?
...nload this jar from google-gson
Or add the GSON dependency in your Gradle file:
implementation 'com.google.code.gson:gson:2.8.5'
Creating a shared preference:
SharedPreferences mPrefs = getPreferences(MODE_PRIVATE);
To save:
MyObject myObject = new MyObject;
//set variables of 'myObject', ...
GLib compile error (ffi.h), but libffi is installed
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When compling libffi 3.0.9 from source code, the include/Makefile.in installs the includes in the ${PREFIX}/lib/libffi-3.0.9/include directory. I'm sure there's a WONDERFUL reason for that, but I'm annoyed by it.
This line fixes it, when compiling libffi:
/bin/perl -pe 's#^includesdi...
Installing specific laravel version with composer create-project
...d without params and in a
directory with a composer.json file it installs the
packages for the current project.
You can use this command to bootstrap new projects or setup a clean
ver...
How to insert tab character when expandtab option is on in Vim
...ap <S-Tab> <C-V><Tab> -- You can put it in your ~/.vimrc file.
– Dee'Kej
Sep 30 '15 at 12:54
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Chrome's remote debugging (USB debugging) not working for Samsung Galaxy S3 running android 4.3
.../github.com/koush/UniversalAdbDriver
Run it :)
Open cmd.exe
cd "C:\Program Files (x86)\ClockworkMod\Universal Adb Driver"
adb devices
Open Chrome in both mobile phone and Windows machine
On Windows's machine navigate to chrome://inspect - there, after a while you should see the target phone :)
I'm...
How is the “greater than” or “>” character used in CSS?
I have seen this character a number of times in CSS files but I have no idea how its used. Can anyone explain it to me and show how they are useful in making a page style easier?
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The Ruby %r{ } expression
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It mean that image_file_name must end ($) with dot and one of gif, jpg, jpeg or png.
Yes %r{} mean exactly the same as // but in %r{} you don't need to escape /.
share...
How to specify the order of CSS classes?
...nt.
The question is: in what order do the style rules appear in your .css file. In your example, .basic comes after .extra so the .basic rules will take precedence wherever possible.
If you want to provide a third possibility (e.g., that it's .basic but that the .extra rules should still apply), ...
Should I use `import os.path` or `import os`?
...os.path is a module. I always structure my packages with empty __init__.py files so that at the same level I always have one type of thing: a module/package or other stuff. Several big Python projects take this approach, which tends to make more structured code.
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