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Include jQuery in the JavaScript Console
... it? For example, on a website I would like to get the number of rows in a table. I know this is really easy with jQuery.
2...
Expand div to max width when float:left is set
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The best way is to use a simple 2 cols table instead of wasting time adding tons of CSS not-cross-browser-compatibles tricks
– Marco Demaio
Nov 23 '12 at 10:22
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Passing an array to a query using a WHERE clause
...FROM galleries WHERE id IN (1); SELECT password FROM users;/*). Change the table & column names to something you have in your database and try that query, check out the results. You'll find a list of passwords as your result, rather than a list of galleries. Depending on how the data is output, ...
Explicitly set Id with Doctrine when using “AUTO” strategy
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In case the entity is part of a class table inheritance you need to change the id-generator in the class metadata for both entities (the entity you are persisting and the root entity)
sha...
How to get record created today by rails activerecord?
...ion suggested in the accepted answer can cause performance issues when the table size grows.
Typically, if you perform lookups based on created_at column, add an index on the table in your migration file.
add_index :posts, :created_at
Now, to lookup records created today:
Rails 3/4
Post.where...
CSS selector for text input fields?
...cause it is specified that default attribute values may not always be selectable with attribute selectors, one could try to cover other cases of markup for which text inputs are rendered:
input:not([type]), // type attribute not present in markup
input[type=""], // type attribute present, but empty...
Scheduling R Script
..., to run scheduler first install below packages
install.packages('data.table')
install.packages('knitr')
install.packages('miniUI')
install.packages('shiny')
install.packages("taskscheduleR", repos = "http://www.datatailor.be/rcube", type =
"source")
After installing go to
**TOOLS...
How can I trigger a JavaScript event click
... ".click() does not work with Android" Actually, the latest table says "Compatibility unknown".
– Gaurang Tandon
Jun 30 '18 at 13:52
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Using current time in UTC as default value in PostgreSQL
...ded. Just put parentheses around the default expression:
create temporary table test(
id int,
ts timestamp without time zone default (now() at time zone 'utc')
);
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java.lang.OutOfMemoryError: bitmap size exceeds VM budget - Android
...ean up into the onPause activity. Check out the Activity Lifecycle diagram/table on this page for more info.
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