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Check if table exists without using “select from”
...AME = 'table201608');
Note if you're running this a lot -- like over many HTML requests in a short period -- the 2nd will be way faster since it'll be cached an average 200 ms or faster.
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Make elasticsearch only return certain fields?
...elds: https://www.elastic.co/guide/en/elasticsearch/reference/7.3/docs-get.html#get-source-filtering
They state about source filtering:
If you only need one or two fields from the complete _source, you can
use the _source_include & _source_exclude parameters to include or
filter out tha...
Get the _id of inserted document in Mongo database in NodeJS
..._id); }); Ref: mongodb.github.io/node-mongodb-native/markdown-docs/insert.html
– Rohit Singh Sengar
Jun 16 '14 at 11:47
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How do I toggle an element's class in pure JavaScript?
...eath the window object. Only IDs do. See 2ality.com/2012/08/ids-are-global.html
– mikemaccana
Mar 13 '15 at 11:44
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NerdTree - Reveal file in tree
...it's bound to anything by default, so you have to do a keybind yourself.
nmap ,n :NERDTreeFind<CR>
is what appears in my .vimrc, along with
nmap ,m :NERDTreeToggle<CR>
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impro...
SSRS chart does not show all labels on Horizontal axis
My SSRS report does not show all the labels on the horizontal axis. Please see below.
6 Answers
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Determine if ActiveRecord Object is New
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edited Apr 11 '17 at 13:59
ndnenkov
32.2k...
How can I safely encode a string in Java to use as a filename?
I'm receiving a string from an external process. I want to use that String to make a filename, and then write to that file. Here's my code snippet to do this:
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How to compare only date components from DateTime in EF?
I am having two date values, one already stored in the database and the other selected by the user using DatePicker. The use case is to search for a particular date from the database.
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ruby convert array into function arguments
...sh to pass the array to a function. The function, however, expects two arguments. Is there a way to on the fly convert the array into 2 arguments?
For example:
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