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How to add multiple objects to ManyToMany relationship at once in Django ?
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Any way to do this by value (ex. id)? Sometimes you don't have a list of objects but a list of object values (i.e. id's)? Rather than looping through and grabbing all objects into another list...
– DannyMoshe
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Methods inside enum in C#
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Another option is to use the Enumeration Class created by Jimmy Bogard.
Basically, you must create a class that inherits from his Enumeration. Example:
public class EmployeeType : Enumeration
{
public static readonly EmployeeType Manager
= new EmployeeType(0, "Man...
How to pipe input to a Bash while loop and preserve variables after loop ends
...ol is active). Testing this without using a script failed.
Also, as noted by Gareth Rees in his answer, you can sometimes use a here string:
while read i; do echo $i; done <<< "$FILECONTENT"
This doesn't require shopt; you may be able to save a process using it.
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SVN Commit specific files
... of files. Of course, if the files you do want to commit are easily listed by the shell, you can use that:
$ svn ci -m "No longer sets printer on fire" printer-driver/*.c
You can also have the svn command read the list of files to commit from a file:
$ svn ci -m "Now works" --targets fix4711.txt...
How to play ringtone/alarm sound in Android
...toppable. If start ringtone again, plays double. stopPrevious not working, by the way I create ringtone player with the same context object, not getapplicationcontext.
– Metehan Toksoy
Dec 24 '15 at 18:11
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How to differentiate between time to live and time to idle in ehcache
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As follow-up to first comment (by @JacquesRenéMesrine). For the case both TTL & TTI set (i.e. greater than zero): 1) TTI >= TTL: TTI has no effect. Entry is considered expired after creationTime + TTL 2) TTI < TTL: Entry is considered expired ...
How to format numbers? [duplicate]
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Due to the bugs found by JasperV — good points! — I have rewritten my old code. I guess I only ever used this for positive values with two decimal places.
Depending on what you are trying to achieve, you may want rounding or not, so here are ...
PHP Error handling: die() Vs trigger_error() Vs throw Exception
...ultiple call-levels.
trigger_error() lets you fine-grain error reporting (by using different levels of error messages) and you can hide those errors from end-users (using set_error_handler()) but still have them be displayed to you during testing.
Also trigger_error() can produce non-fatal message...
Integrating Dropzone.js into existing HTML form with other fields
...l form (don't forget the method and enctype args since this is not handled by dropzone anymore).
Put a div inside with the class="dropzone" (that's how Dropzone attaches to it) and id="yourDropzoneName" (used to change the options).
Set Dropzone's options, to set the url where the form and files wil...
Pairs from single list
Often enough, I've found the need to process a list by pairs. I was wondering which would be the pythonic and efficient way to do it, and found this on Google:
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