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Hibernate: “Field 'id' doesn't have a default value”
...nges made to the model or to the ORM may not reflect accurately on the database even after an execution of SchemaUpdate.
If the error actually seems to lack a sensible explanation, try recreating the database (or at least creating a new one) and scaffolding it with SchemaExport.
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Android: Rotate image in imageview by an angle
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For completeness here is the line based on the ImageView's values: matrix.postRotate( 180f, imageView.getDrawable().getBounds().width()/2, imageView.getDrawable().getBounds().height()/2);
– Stefan Hoth
Sep 12 '12 at 22:1...
Background color not showing in print preview
...(I did observe that the black background of jsfiddle.net does get rendered based on that chrome setting though)
– Eric
Mar 7 '19 at 23:03
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How can I stage and commit all files, including newly added files, using a single command?
...mp;& git commit -m "Your Message"
count as a "single command"?
Edit based on @thefinnomenon's answer below:
To have it as a git alias, use:
git config --global alias.coa '!git add -A && git commit -m'
and commit all files, including new files, with a message with:
git coa "A bunc...
How to scroll to top of page with JavaScript/jQuery?
...and below try to add both 'html','body' as the modern browsers will scroll based on body but IE8 and below will only scroll with 'html','body'
– Rajesh
May 29 '14 at 9:58
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django : using select_related and get_object_or_404 together
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Inserting image into IPython notebook markdown
...de the notebook dir are available under a "files/" url. So if it's in the base path, it would be <img src="files/image.png">, and subdirs etc. are also available: <img src="files/subdir/image.png">, etc.
Update: starting with IPython 2.0, the files/ prefix is no longer needed (cf. rele...
Reducing Django Memory Usage. Low hanging fruit?
...In which case I will soon be posting a question asking how one gets cookie based authentication for django users accessing static files...
– Andy Baker
Feb 3 '09 at 11:48
add ...
How do you round UP a number in Python?
...n 3.7.2), though oddly, when only the numerator is large enough that array based math is needed, your approach is slower; not clear why this is, since the division work should be similar and two unary negations should be cheaper than addition + subtraction.
– ShadowRanger
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How to perform mouseover function in Selenium WebDriver using Java?
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Based on this blog post I was able to trigger hovering using the following code with Selenium 2 Webdriver:
String javaScript = "var evObj = document.createEvent('MouseEvents');" +
"evObj.initMouseEvent(\"...