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Properly escape a double quote in CSV
... \n".
You can use below online tool to escape "" and , operators.
https://www.freeformatter.com/csv-escape.html#ad-output
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How do I get SUM function in MySQL to return '0' if no values are found?
...table
WHERE ...
To see it in action, please see this sql fiddle: http://www.sqlfiddle.com/#!2/d1542/3/0
More Information:
Given three tables (one with all numbers, one with all nulls, and one with a mixture):
SQL Fiddle
MySQL 5.5.32 Schema Setup:
CREATE TABLE foo
(
id INT NOT NULL AUT...
Margin while printing html page
...html body element, which is normally controlled by the browser. See http://www.w3.org/TR/1998/REC-CSS2-19980512/page.html.
This currently works in all major browsers except Safari.
In Internet explorer, the margin is actually set to this value in the settings for this printing, and if you do Previe...
Read a zipped file as a pandas DataFrame
...
https://www.kaggle.com/jboysen/quick-gz-pandas-tutorial
Please follow this link.
import pandas as pd
traffic_station_df = pd.read_csv('C:\\Folders\\Jupiter_Feed.txt.gz', compression='gzip',
header=1, ...
android button selector
...;/selector>
For more information i implemented using this link
http://www.blazin.in/2016/03/how-to-use-selectors-for-botton.html
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How to have Emacs auto-refresh all buffers when files have changed on disk?
...ers whose files have changed on disk with this change alone. From https://www.gnu.org/software/emacs/manual/html_node/emacs/Reverting.html:
By default, Auto-Revert mode works using file notifications, whereby changes in the filesystem are reported to Emacs by the OS. You can disable use of file...
How do I load an HTML page in a using JavaScript?
...ad_home (e) {
(e || window.event).preventDefault();
fetch("http://www.yoursite.com/home.html" /*, options */)
.then((response) => response.text())
.then((html) => {
document.getElementById("content").innerHTML = html;
})
.catch((error) => {
console.w...
Authenticating in PHP using LDAP through Active Directory
...
For those looking for a complete example check out http://www.exchangecore.com/blog/how-use-ldap-active-directory-authentication-php/.
I have tested this connecting to both Windows Server 2003 and Windows Server 2008 R2 domain controllers from a Windows Server 2003 Web Server (IIS6...
AngularJS - convert dates in controller
...String" value="{{ item.dateAsString }}" pattern="dd/MM/YYYY"/>
http://www.w3.org/TR/html-markup/input.date.html
NOTE: use of pattern="" with type="date" looks non-standard, but it appears to work in the expected way in Chrome 31.
...
LINQ To Entities does not recognize the method Last. Really?
...me).AsEnumerable()
.Select(p => p.FirstOrDefault());
Ref:
https://www.codeproject.com/Questions/1005274/LINQ-to-Entities-does-not-recognize-the-method-Sys
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