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How to add a custom right-click menu to a webpage?
...
Answering your question - use contextmenu event, like below:
if (document.addEventListener) {
document.addEventListener('contextmenu', function(e) {
alert("You've tried to open context menu"); //here you draw your own menu
e.preventDefault();...
python-pandas and databases like mysql
The documentation for Pandas has numerous examples of best practices for working with data stored in various formats.
13 An...
How to export and import a .sql file from command line with options? [duplicate]
Not Duplicate! looking for some feature have phpmyadmin during export in command line
8 Answers
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How to list the size of each file and directory and sort by descending size in Bash?
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Simply navigate to directory and run following command:
du -a --max-depth=1 | sort -n
OR add -h for human readable sizes and -r to print bigger directories/files first.
du -a -h --max-depth=1 | sort -hr
share
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sizeof single struct member in C
...mber)
and use it like this:
typedef struct
{
float calc;
char text[255];
int used;
} Parent;
typedef struct
{
char flag;
char text[member_size(Parent, text)];
int used;
} Child;
I'm actually a bit surprised that sizeof((type *)0)->member) is even allowed as a constan...
ASP.NET MVC How to convert ModelState errors to json
... select item.Value.Errors[0].ErrorMessage).ToList();
EDIT: You can extract multiple errors into separate list items by adding a from clause, like this:
var errorList = (from item in ModelState.Values
from error in item.Errors
select error.ErrorMessage).ToList();
Or:
var er...
Is it better to call ToList() or ToArray() in LINQ queries?
...s is usually because I need to iterate over it multiple times and it is expensive to compute. For example:
16 Answers
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How to get browser width using JavaScript code?
...ce, the relevant portion is found on line 37 of dimensions.js. Here it is extracted and modified to work standalone:
function getWidth() {
return Math.max(
document.body.scrollWidth,
document.documentElement.scrollWidth,
document.body.offsetWidth,
document.documentElement...
Removing duplicate rows in Notepad++
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Notepad++ with the TextFX plugin can do this, provided you wanted to sort by line, and remove the duplicate lines at the same time.
To install the TextFX in the latest release of Notepad++ you need to download it from here: https://sourceforge.ne...