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What is a NullPointerException, and how do I fix it?
... the object you get a NullPointerException. In the most trivial cases, the compiler will catch the problem and let you know that "num may not have been initialized," but sometimes you may write code that does not directly create the object.
For instance, you may have a method as follows:
public void...
powershell - extract file name and extension
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If the file is coming off the disk and as others have stated, use the BaseName and Extension properties:
PS C:\> dir *.xlsx | select BaseName,Extension
BaseName Extension
-------- ...
Can I get chrome-devtools to actually search all JS sources?
... work, check if this extension is installed in your chrome :
form filler: https://chrome.google.com/webstore/detail/form-filler/bnjjngeaknajbdcgpfkgnonkmififhfo?hl=en
CTRL+SHIFT+F was still not working for me but then I discovered that chrome extension "Form Filler" was overriding the "search all"...
How can I generate an MD5 hash?
... missing 0s in the hash.
This one seems to be the same as PHP has.
source: http://m2tec.be/blog/2010/02/03/java-md5-hex-0093
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How do I compare two DateTime objects in PHP 5.2.8?
... epoch seconds :
$d1->format('U') < $d2->format('U')
Source : http://laughingmeme.org/2007/02/27/looking-at-php5s-datetime-and-datetimezone/
(quite interesting article about DateTime)
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Create SQL script that create database and tables
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How do I add a simple jQuery script to WordPress?
...pon which your script depends
);
}
For more detail visit this tutorial : http://www.codecanal.com/add-simple-jquery-script-wordpress/
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Is there a label/goto in Python?
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A working version has been made: http://entrian.com/goto/.
Note: It was offered as an April Fool's joke. (working though)
# Example 1: Breaking out from a deeply nested loop:
from goto import goto, label
for i in range(1, 10):
for j in range(1, 20):
...
How can I trigger a Bootstrap modal programmatically?
...you are looking for a programmatical modal creation, you might love this:
http://nakupanda.github.io/bootstrap3-dialog/
Even though Bootstrap's modal provides a javascript way for modal creation, you still need to write modal's html markups first.
...
Django Rest Framework File Upload
...h uploaded file
# ...
return Response(up_file.name, status.HTTP_201_CREATED)
urls.py
urlpatterns = patterns('',
url(r'^imageUpload', views.FileUploadView.as_view())
curl request to upload
curl -X POST -S -H -u "admin:password" -F "file=@img.jpg;type=image/jpg" 127.0.0.1:8000/r...