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Difference between numpy.array shape (R, 1) and (R,)
...rn in shape (R, 1) but some return (R,) . This will make matrix multiplication more tedious since explicit reshape is required. For example, given a matrix M , if we want to do numpy.dot(M[:,0], numpy.ones((1, R))) where R is the number of rows (of course, the same issue also occurs column...
add column to mysql table if it does not exist
... database()
and COLUMN_NAME = 'original_data'
AND table_name = 'mytable';
set @query = IF(@exist <= 0, 'alter table intent add column mycolumn4 varchar(2048) NULL after mycolumn3',
'select \'Column Exists\' status');
prepare stmt from @query;
EXECUTE stmt;
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Set CSS property in Javascript?
...ut for the unofficial ones like -webkit-background-size? Is there a way to set these with plain js or do we have to use jQuery?
– Luke
Jul 24 '13 at 0:41
60
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How to programmatically set maxLength in Android TextView?
I would like to programmatically set maxLength property of TextView as I don't want to hard code it in the layout. I can't see any set method related to maxLength .
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What's the fastest way to loop through an array in JavaScript?
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Execute JavaScript using Selenium WebDriver in C#
How is this achieved? Here it says the java version is:
8 Answers
8
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Suppress warning messages using mysql from within Terminal, but password written in bash script
...NING message are using the mysql_config_editor tools:
mysql_config_editor set --login-path=local --host=localhost --user=username --password
Then you can use in your shell script:
mysql --login-path=local -e "statement"
Instead of:
mysql -u username -p pass -e "statement"
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Break a previous commit into multiple commits
...ost recent commit
To split apart your most recent commit, first:
$ git reset HEAD~
Now commit the pieces individually in the usual way, producing as many commits as you need.
B) Splitting a commit farther back
This requires rebasing, that is, rewriting history. To find the correct commit, you ...
Inserting multiple rows in mysql
Is the database query faster if I insert multiple rows at once:
5 Answers
5
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Opacity of div's background without affecting contained element in IE 8?
I want to set Opacity of div's background without affecting contained element in IE 8. have a any solution and don't answer to set 1 X 1 .png image and set opacity of that image because I am using dynamic opacity and color admin can change that
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