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Paging in a Rest Collection
...nding on your use case. Say you have a collection that only grows from the top (like some "newest first" style collection), the worst that can happen if that collection changes in-between requests is that a user who pages through a collection sees entries twice. (Which in itself is also a useful inf...
Storing JSON in database vs. having a new column for each key
...then it becomes hard to change because we've built so many other things on top of this design decision.
Overtime, adding new features, having the data in JSON led to more complicated looking queries than what might have been added if we stuck to traditional columns. So then we started fishing cert...
What is the fastest method for selecting descendant elements in jQuery?
...direct childrens of the root element whereas find() will search recursivly top-down to all child elemens(including sub child elements)
Method 4
Using selectors like this, has to be slower. Since sizzle (which is the selector engine from jQuery) works right to left, it will match ALL classes .child...
How to make CSS width to fill parent?
...
Use the styles
left: 0px;
or/and
right: 0px;
or/and
top: 0px;
or/and
bottom: 0px;
I think for most cases that will do the job
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Is it possible to make relative link to image in a markdown file in a gist?
...g for me. I am using pancake.io to host my pages.
http://pancake.io/2c8aa8/topics/cpp/cpp.md
The images on that page are in the cpp folder.
The markdown code used for the first image is
The markdown code (actually html) used for the second image is
&l...
Create a pointer to two-dimensional array
... to look forward to. At the level of 'a[0]', however, we're already in the top dimension, so as far as the program is concerned we're just looking at a normal array.
You may be asking:
Why does it matter if the array is multidimensional in regards to making a pointer for it?
It's best to think th...
A fast method to round a double to a 32-bit int explained
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How to make git mark a deleted and a new file as a file move?
...
additionally, for moves around directories, you may need to:
cd to the top of that directory structure.
Run git add -A .
Run git status to verify that the "new file" is now a "renamed" file
If git status still shows "new file" and not "renamed" you need to follow Hank Gay’s advice and do the...
How to copy from CSV file to PostgreSQL table with headers in CSV file?
...mn names in each iteration
col_first text; -- first column name, e.g., top left corner on a csv file or spreadsheet
begin
set schema 'data';
create table temp_table ();
-- add just enough number of columns
for iter in 1..col_count
loop
execute format ('alter table ...
Python unittests in Jenkins?
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