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Check if a table exists in Rails
...ke task that won't work unless a table exists. I'm working with more than 20 engineers on a website so I want to make sure they have migrated the table before they can do a rake task which will populate that respective table.
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Reading a delimited string into an array in Bash
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answered Feb 15 '12 at 13:06
kevkev
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“Header Search Paths” vs. “User Header Search Paths” in Xcode?
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edited Jun 7 '16 at 5:30
Basil Bourque
186k5757 gold badges571571 silver badges804804 bronze badges
a...
adding header to python requests module
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answered Dec 31 '11 at 2:07
tkonetkone
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How to execute an external program from within Node.js?
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140
var exec = require('child_process').exec;
exec('pwd', function callback(error, stdout, stderr){
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How to get a table cell value using jQuery?
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310
If you can, it might be worth using a class attribute on the TD containing the customer ID so yo...
How can I declare optional function parameters in Javascript? [duplicate]
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With ES6: This is now part of the language:
function myFunc(a, b = 0) {
// function body
}
Please keep in mind that ES6 checks the values against undefined and not against truthy-ness (so only real undefined values get the default value - falsy values like null will not default).
Wit...
How do I switch to another subversion branch in Intellij?
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answered Oct 19 '09 at 16:35
PeterPPeterP
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Difference between res.send and res.json in Express.js
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https://github.com/visionmedia/express/blob/ee228f7aea6448cf85cc052697f8d831dce785d5/lib/response.js#L174
res.json eventually calls res.send, but before that it:
respects the json spaces and json replacer app settings
ensures the response will have utf8 charset and application/json con...
Read data from SqlDataReader
I have a SQL Server 2008 database and I am working on it in the backend. I am working on asp.net/C#
13 Answers
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