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What's the fastest way to do a bulk insert into Postgres?
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PostgreSQL has a guide on how to best populate a database initially, and they suggest using the COPY command for bulk loading rows. The guide has some other good tips on how to speed up the process, like removing indexes and foreign keys before loading the data (and adding them back afterward...
How can one close HTML tags in Vim quickly?
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Check this out..
closetag.vim
Functions and mappings to close open HTML/XML tags
https://www.vim.org/scripts/script.php?script_id=13
I use something similar.
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AngularJS - Access to child scope
...e the interpreter will look up the prototype chain starting from the child and continue to the parents until it finds the property, not the other way around.
Check Vojta's comments on the issue https://groups.google.com/d/msg/angular/LDNz_TQQiNE/ygYrSvdI0A0J
In a nutshell: You cannot access child...
What is the difference between Pan and Swipe in iOS?
...antics: a pan recognizer looks for the beginning of translational movement and continues to report movement in any direction over time, while a swipe recognizer makes an instantaneous decision as to whether the user's touches moved linearly in the required direction.
By default, no two recognizers...
What is the difference between allprojects and subprojects
...e tell me what exactly is the difference between the "allprojects" section and the "subprojects" one? Just the parent directory? Does anyone use both? If so, do you have general rules that determines what typically is put in each one?
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What is the difference between gmake and make?
I am trying to understand the difference between 'gmake' and 'make'?
4 Answers
4
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Where does R store packages?
...all.packages() function in R is the automatic unzipping utility that gets and install packages in R.
4 Answers
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How to check if a string is a valid hex color representation?
...beginning
# -> a hash
[0-9A-F] -> any integer from 0 to 9 and any letter from A to F
{6} -> the previous group appears exactly 6 times
$ -> match end
i -> ignore case
If you need support for 3-character HEX codes, use the following:
/^#([0-9A-F]{...
Div height 100% and expands to fit content
...The height of the body is also set to 100%. The inner div has a background and all that and is different from the body background. This works for making the div height 100% of the browser screen height, but the problem is I have content inside that div that extends vertically beyond the browser scre...
Why do we not have a virtual constructor in C++?
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Hear it from the horse's mouth. :)
From Bjarne Stroustrup's C++ Style and Technique FAQ Why don't we have virtual constructors?
A virtual call is a mechanism to get work done given partial
information. In particular, "virtual" allows us to call a function
knowing only any interfaces and...