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How to get min/max of two integers in Postgres/SQL?
... GREATEST and LEAST.
UPDATE my_table
SET my_column = GREATEST(my_column - 10, 0);
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How to completely remove borders from HTML table
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182
<table cellspacing="0" cellpadding="0">
And in css:
table {border: none;}
EDIT:
As...
How to get last inserted row ID from WordPress database?
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194
Straight after the $wpdb->insert() that does the insert, do this:
$lastid = $wpdb->in...
How to limit depth for recursive file list?
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Checkout the -maxdepth flag of find
find . -maxdepth 1 -type d -exec ls -ld "{}" \;
Here I used 1 as max level depth, -type d means find only directories, which then ls -ld lists contents of, in long format.
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How to list of all the tables defined for the database when using active record?
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261
Call ActiveRecord::ConnectionAdapters::SchemaStatements#tables. This method is undocumented in ...
image processing to improve tesseract OCR accuracy
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npm install from Git in a specific version
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195
A dependency has to be available from the registry to be installed just by specifying a versio...
Suppress command line output
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212
Because error messages often go to stderr not stdout.
Change the invocation to this:
taskkill...
Format an Integer using Java String Format
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173
Use %03d in the format specifier for the integer. The 0 means that the number will be zero-fil...