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Why are nested weights bad for performance? Alternatives?
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Nested weights are bad for performance because:
Layout weights require a widget to be measured twice. When a
LinearLayout with non-zero weights is nested inside another
LinearLayout with non-zero weights, then the number of measurements
i...
Unable to set data attribute using jQuery Data() API
...eatment of attributes with embedded dashes was changed in jQuery 1.6 to conform to the W3C HTML5 specification.
So for <div data-role="page"></div> the following is true $('div').data('role') === 'page'
I'm fairly sure that $('div').data('data-role') worked in the past but that doesn'...
How to update a menu item shown in the ActionBar?
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Option #1: Try invalidateOptionsMenu(). I don't know if this will force an immediate redraw of the action bar or not.
Option #2: See if getActionView() returns anything for the affected MenuItem. It is possible that showAsAction simply automatically creates action views for you. If so, you...
AsyncTask Android example
...r views are.
preExecute() and postExecute() offer you access to the GUI before and after the heavy lifting occurs in this new thread, and you can even pass the result of the long operation to postExecute() to then show any results of processing.
See these lines where you are later updating your Te...
Is it possible to install APK file if more than one emulators/devices are connected [duplicate]
...pecific name ?
Actually i have to test one apk file in to many device. and for that i have started many device. I know how to install it. if the all device are open then it will not get install. So is there any alternate to install that apk file by giving any specific device Emulator id or any name ...
How to solve Permission denied (publickey) error when using Git?
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If the user has not generated a ssh public/private key pair set before
This info is working on theChaw but can be applied to all other git repositories which support SSH pubkey authentications. (See gitolite, gitlab or github for example.)
First start by setting up your own public/priv...
Can't access object property, even though it shows up in a console log
...including _id) worked fine.
Turned out that property accessors only works for those fields specified in my mongoose.Schema(...) definition, whereas console.log() and JSON.stringify() returns all fields stored in the db.
Solution (if you're using Mongoose): make sure all your db fields are defined ...
Problems with contenttypes when loading a fixture in Django
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manage.py dumpdata --natural will use a more durable representation of foreign keys. In django they are called "natural keys". For example:
Permission.codename is used in favour of Permission.id
User.username is used in favour of User.id
Read more: natural keys section in "serializing django...
Is there a way of having git show lines added, lines changed and lines removed?
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You can use:
git diff --numstat
to get numerical diff information.
As far as separating modification from an add and remove pair, --word-diff might help. You could try something like this:
MOD_PATTERN='^.+(\[-|\{\+).*$' \
ADD_PATTERN='^\{\+.*\+\}$' \
REM_PATTERN='^\[-.*-\]$' \
g...
How to get Last record from Sqlite?
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This is very bad request for that purpose because sqlite should sort all records by their id (slow) before returning the result, Stephen Nguyen gave optimal request with DESC and LIMIT 1
– Artem Zinnatullin
Nov ...