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Programmatically saving image to Django ImageField
...actually resides in a method of my model
result = urllib.urlretrieve(image_url) # image_url is a URL to an image
# self.photo is the ImageField
self.photo.save(
os.path.basename(self.url),
File(open(result[0], 'rb'))
)
self.save()
That's a bit confusing because it's pulled out of my...
typeof !== “undefined” vs. != null
...gument, or as a global variable), I think the best way to do it is:
if (my_variable === undefined)
jQuery does it, so it's good enough for me :-)
Otherwise, you'll have to use typeof to avoid a ReferenceError.
If you expect undefined to be redefined, you could wrap your code like this:
(functi...
Programmatically get the version number of a DLL
...swered Nov 18 '09 at 11:59
Agent_9191Agent_9191
6,95055 gold badges2727 silver badges5656 bronze badges
...
Best way to initialize (empty) array in PHP
...
For earlier versions you can use array_push() w3schools.com/php/func_array_push.asp I do not know if there is a performance hit associated with this.
– Mark
Apr 27 '15 at 23:12
...
How to handle configuration in Go [closed]
...onfiguration struct {
Users []string
Groups []string
}
file, _ := os.Open("conf.json")
defer file.Close()
decoder := json.NewDecoder(file)
configuration := Configuration{}
err := decoder.Decode(&configuration)
if err != nil {
fmt.Println("error:", err)
}
fmt.Println(configuration...
How do I handle too long index names in a Ruby on Rails ActiveRecord migration?
...
Provide the :name option to add_index, e.g.:
add_index :studies,
["user_id", "university_id", "subject_name_id", "subject_type_id"],
:unique => true,
:name => 'my_index'
If using the :index option on references in a create_table block, it t...
How to check if a number is a power of 2
...nswered Aug 25 '10 at 19:53
deft_codedeft_code
49.2k2525 gold badges132132 silver badges210210 bronze badges
...
Laravel redirect back to original destination after login
...n Redirect::to($redirect);
}
});
// on controller
public function get_login()
{
$this->layout->nest('content', 'auth.login');
}
public function post_login()
{
$credentials = [
'username' => Input::get('email'),
'password' => Input::get('password')
];
...
Uninstall / remove a Homebrew package including all its dependencies
...package names what you don't want to keep installed.
brew leaves > brew_packages
Then you can remove all installed, but unwanted packages and any unnecessary dependencies by running the following command
brew_clean brew_packages
brew_clean is available here: https://gist.github.com/cskeeter...
How do you install an APK file in the Android emulator?
...orm-tools
Example : PATH=$PATH:/users/jorgesys/eclipse/android-sdk-mac_64/tools
Then run adb.
Mac:
1.Run the emulator,
2.then copy your .apk file and paste into /Users/your_system_username/Library/Android/sdk/platform-tools,
if you are not able to find sdk path in your mac system, do the f...