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Source unreachable when using the NuGet Package Manager Console
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It also worked for me (right now, actually!). I was trying to install an older version of jQuery, but it kept raising the error: "The source at nuget.org [nuget.org/api/v2/]". I don't know how to fix it though.
– Loudenvier
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How to initialise memory with new operator in C++?
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It's a surprisingly little-known feature of C++ (as evidenced by the fact that no-one has given this as an answer yet), but it actually has special syntax for value-initializing an array:
new int[10]();
Note that you must use the empty parentheses — ...
What is the most efficient way to store a list in the Django models?
...izing and deserializing values from the database to Python and vice versa. Now you can easily import and use our custom field in the model class:
from django.db import models
from custom.fields import SeparatedValuesField
class Person(models.Model):
name = models.CharField(max_length=64)
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Error: “dictionary update sequence element #0 has length 1; 2 is required” on Django 1.4
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Just ran into this problem. I don't know if it's the same thing that hit your code, but for me the root cause was because I forgot to put name= on the last argument of the url (or path in Django 2.0+) function call.
For instance, the following functions throw t...
What is the opposite of evt.preventDefault();
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I know this does not answer the question directly, but I am glad @Bradley answered this cause it solved my problem. :)
– Jovanni G
Jul 17 at 22:29
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Convert MySql DateTime stamp into JavaScript's Date format
Does anyone know how I can take a MySQL datetime data type value, such as YYYY-MM-DD HH:MM:SS and either parse it or convert it to work in JavaScript's Date() function, for example:- Date('YYYY, MM, DD, HH, MM, SS);
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convert ArrayList to JSONArray
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I know its already answered, but theres a better solution here use this code :
for ( Field f : context.getFields() ) {
if ( f.getType() == String.class ) || ( f.getType() == String.class ) ) {
//DO String To JSO...
Cron and virtualenv
...t; myserver.cron
$ crontab myserver.cron
The crontab's first line should now look like this:
PATH=/home/me/virtualenv/bin:/usr/bin:/bin: # [etc...]
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Generating a random & unique 8 character string using MySQL
...no idea how many you could allocate before a collision (but it would be a known and constant value).
edit: This is now an old answer, but I saw it again with time on my hands, so, from observation...
Chance of all numbers = 2.35%
Chance of all letters = 0.05%
First collision when MD5(82945) = "7...
Check if value exists in Postgres array
...ething' = ANY(some_array) can also be used in a WHERE clause. For reasons known only to Crom, I have spent the last four years thinking that I couldn't use array comparators in WHERE clauses. Those days are gone now. (I was dropped on my head as a child, so maybe it's just me).
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