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Django ModelForm: What is save(commit=False) used for?
...save()
here is my example of using save(commit=False). I wanted to check what type of file a user uploaded before saving it to the database. I also wanted to get the date it was attached since that field was not in the form.
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Change EOL on multiple files in one go
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Why your screenshot example shows \t in Find what? Tabs have nothing to do with changing line endings, right?
– trejder
Jul 10 '14 at 10:08
1
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memory_get_peak_usage() with “real usage”
...mple given in the answer is way too simple as there's no "wasted" memory". What happens is that the "real" allocated memory needs to be increased from "1 MiB" to "1.25 MiB" and that's what triggers the fatal error. I have a complex batch script with memory limit of 120 MiB that have "not real" alloc...
Custom domain for GitHub project pages
...B-USERNAME is determined by this chart.
For a User pages site (most likely what you are), CNAME entry will be username.github.io, ex:
For a Organization pages site, CNAME entry will be orgname.github.io, ex:
Step 5: Confirm DNS entries
Confirm your A records by running dig +noall +answer example...
What is the purpose and uniqueness SHTML?
...uld be processed as using Server Side Includes (SSI).
(HTML is...you know what it is, and DHTML is Microsoft's name for Javascript+HTML+CSS or something).
You can use SSI to include a common header and footer in your pages, so you don't have to repeat code as much. Changing one included file updat...
window.onload vs $(document).ready()
What are the differences between JavaScript's window.onload and jQuery's $(document).ready() method?
16 Answers
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Malloc vs new — different padding
...he difference could result in errors transferring data.
Is there any sign what the author of that comment thinks about objects on the stack or in globals, whether in his opinion they're "padded like malloc" or "padded like new"? That might give clues to where the idea came from.
Maybe he's confuse...
Uses for Optional
.... Am I really expected to store a null and wrap the result each time? Why? What does this extra inefficiency buy me, other than making my code look ugly?
– Garret Wilson
May 17 '16 at 13:51
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What exactly are unmanaged resources?
...if it has a "Dispose()" method, then it's un-managed? In addition to that, what would an XmlDocument object be? Thanks
– ganders
Apr 20 '12 at 15:29
15
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How to handle Handler messages when activity/fragment is paused
...ic class FragmentTestActivity extends Activity {
/**
* Used for "what" parameter to handler messages
*/
final static int MSG_WHAT = ('F' << 16) + ('T' << 8) + 'A';
final static int MSG_SHOW_DIALOG = 1;
int value = 1;
final static class State extends Fragm...