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Understanding __get__ and __set__ and Python descriptors
... to users just like an attribute (there's no change in syntax). So you can start with an ordinary attribute and then, when you need to do something fancy, switch to a descriptor.
An attribute is just a mutable value. A descriptor lets you execute arbitrary code when reading or setting (or deleting)...
How to delete all datastore in Google App Engine?
...afterwards.
This is one of the little gotchas that come in handy when you start playing with the Google Application Engine. You'll find yourself persisting objects into the datastore then changing the JDO object model for your persistable entities ending up with obsolete data that'll make your app ...
How can I send an inner to the bottom of its parent ?
...ethod however I knew i had a parent DOM element which the bar's height was starting from.
Rather than messing with the javascript any further i used a (NOT ALWAYS GOOD IDEA) CSS answer! :)
-moz-transform:rotate(180deg);
-webkit-transform:rotate(180deg);
-ms-transform:rotate(180deg);
Yes thats co...
How do I search for an object by its ObjectId in the mongo console?
...
Strange, I restarted my console and it suddenly worked. Is there some way to change your "scope" or something at the command line and not really know it?
– jcollum
Nov 22 '11 at 20:36
...
Creating rounded corners using CSS [closed]
...{
border: 1px solid #ccc;
/* each value for each corner clockwise starting from top left */
-webkit-border-radius: 10px 3px 0 20px;
border-radius: 10px 3px 0 20px;
}
As you see in each set you have browser specific styles and on the fourth rows we declare in standard way b...
Shortest way to print current year in a website
...clude a time frame in the future, with the current year (e.g. 2017) as the start year so that next year it’ll appear like this: “© 2017-2018, Company.”, then use the following code. It’ll automatically update each year:
&copy; Copyright 2017<script>new Date().getFullYear()>201...
Memcached vs. Redis? [closed]
...size. There is never really a way to reclaim any of that space, short of restarting memcached. All your keys could be expired, you could flush the database, and it would still use the full chunk of RAM you configured it with.
redis: Setting a max size is up to you. Redis will never use more than it ...
HTTP GET request in JavaScript?
... are discouraged and will generate a warning along the lines of:
Note: Starting with Gecko 30.0 (Firefox 30.0 / Thunderbird 30.0 / SeaMonkey 2.27), synchronous requests on the main thread have been deprecated due to the negative effects to the user experience.
You should make an asynchronous r...
How do I get the current username in Windows PowerShell?
...er(Mandatory=$true)]
[System.Management.Automation.PsCredential]$cred
)
Start-Process -Credential $cred -FilePath 'powershell.exe' -ArgumentList 'noprofile','-Command',"$script"
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Could not load file or assembly System.Web.Http.WebHost after published to Azure web site
...ager, as suggested by Pathoschild.
I then had to delete my .suo file and restart VS, as suggested by Sergey Osypchuk in this thread.
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