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ERROR 1130 (HY000): Host '' is not allowed to connect to this MySQL server [duplicate]
...d with localhost access (which is recommended).
You can check this with:
SELECT host FROM mysql.user WHERE User = 'root';
If you only see results with localhost and 127.0.0.1, you cannot connect from an external source. If you see other IP addresses, but not the one you're connecting from - that...
Show diff between commits
...
gitk --all
Select the first commit
Right click on the other, then diff selected → this
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What is the best way to determine the number of days in a month with JavaScript?
... @NoelWalters—you're correct that some browsers inocorrectly convert two digit years to dates in the 20th centry (so dates before 100 AD, not 1000 AD), however your fix doesn't rectify that in those browsers. The only way to reliably set two digit years is to use setFullYear: var d=new...
Very large matrices using Python and NumPy
...
The HDF library takes care of reading in the relevant chunks of data and converting to NumPy.
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JavaScript - get the first day of the week from current date
...ay = new Date();
var day = today.getDay() || 7; // Get current day number, converting Sun. to 7
if( day !== 1 ) // Only manipulate the date if it isn't Mon.
today.setHours(-24 * (day - 1)); // Set the hours to day number minus 1
// mult...
How to reset Django admin password?
...users use the command "print(users)"
The first user is usually the admin.
Select the user you wish to change their password e.g.
"user = users[0]"
Set the password
user.set_password('name_of_the_new_password_for_user_selected')
Save the new password
"user.save()"
Start the server and log in usi...
How to ignore a property in class if null, using json.net
...on King: If you create the serializer yourself rather than using JavaScriptConvert there is a NullValueHandling property which you can set to ignore.
Here's a sample:
JsonSerializer _jsonWriter = new JsonSerializer {
NullValueHandling = NullValueHandling.Ignore
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Print array to a file
... } elseif($mixed === ""){
$mixed = "''";
}
//CONVERT STRINGS 'true', 'false' and 'null' TO true, false and null
//uncomment if needed
//elseif(!is_numeric($mixed) && !is_array($mixed) && !empty($mixed)){
// if($mixed != 'false' &...
Traverse a list in reverse order in Python
...merate() returns a generator and generators can't be reversed, you need to convert it to a list first.
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Python to print out status bar and percentage
...a console progress bar
## Accepts a float between 0 and 1. Any int will be converted to a float.
## A value under 0 represents a 'halt'.
## A value at 1 or bigger represents 100%
def update_progress(progress):
barLength = 20 # Modify this to change the length of the progress bar
status = ""
...