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Generating a UUID in Postgres for Insert statement?
...bits are randomly generated. While this is fine for limited use on smaller set of rows, if you want to virtually eliminate any possibility of collision, use another "version" of UUID.
For example, the original Version 1 combines the MAC address of the host computer with the current date-time and a...
How to split csv whose columns may contain ,
...
Use the Microsoft.VisualBasic.FileIO.TextFieldParser class. This will handle parsing a delimited file, TextReader or Stream where some fields are enclosed in quotes and some are not.
For example:
using Microsoft.VisualBasic.FileIO;
stri...
Paste multiple times
... Why isn't this the default behavior??
– Seth
Jun 24 '17 at 15:30
add a comment
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How to link godaddy domain with AWS Elastic Beanstalk environment?
...cords to Route 53 ("Import Zone File" button).
In GoDaddy's Domain Manager set custom DNS nameservers, obtained on the 2nd step:
Migrating might take some time (even days).
Now you can link you domain with your Elastic Beanstalk site. To do so select/create proper A record type in Route 53 and se...
HTTP Error 500.19 and error code : 0x80070021
...oogle for many hours. I found out the solution.
This error is because some settings are disabled in IIS applicationHost.config.
Below are the steps to solution:
Go to C:\Windows\System32\inetsrv\config\applicationHost.config and open in notepad
Change the following key value present in
<sec...
How do I upgrade PHP in Mac OS X?
I feel this is an awfully obtuse question to ask, but strangely, this problem is poorly documented.
13 Answers
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Specify sudo password for Ansible
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The docs strongly recommend against setting the sudo password in plaintext, and instead using --ask-sudo-pass on the command line when running ansible-playbook
2016 Update:
Ansible 2.0 (not 100% when) marked --ask-sudo-pass as deprecated. The docs now recom...
How to calculate the angle between a line and the horizontal axis?
...
First find the difference between the start point and the end point (here, this is more of a directed line segment, not a "line", since lines extend infinitely and don't start at a particular point).
deltaY = P2_y - P1_y
del...
JavaScript: Check if mouse button down?
...mentation might look like:
var leftMouseButtonOnlyDown = false;
function setLeftButtonState(e) {
leftMouseButtonOnlyDown = e.buttons === undefined
? e.which === 1
: e.buttons === 1;
}
document.body.onmousedown = setLeftButtonState;
document.body.onmousemove = setLeftButtonState;
docum...
Comparing arrays in JUnit assertions, concise built-in way?
... equal, they're not, and we're given an indication why. From there, we can set a breakpoint, and examine the arrays in detail.
– Andy Thomas
Dec 1 '18 at 0:03
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