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Creating the Singleton design pattern in PHP5

.../en/language.variables.scope.php#language.variables.scope.static to understand static variable scopes and why setting static $inst = null; works. share | improve this answer | ...
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How do I filter ForeignKey choices in a Django ModelForm?

... Ok, thanks for expanding the example, but I seem to have to use form.fields["rate"].queryset to avoid "'ClientForm' object has no attribute 'rate'", am I missing something? (and your example should be form.rate.queryset to be consistent too.) ...
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Simple tool to 'accept theirs' or 'accept mine' on a whole file using git

I don't want a visual merge tool, and I also don't want to have to vi the conflicted file and manually choose the between HEAD (mine) and the imported change (theirs). Most of the time I either want all of their changes or all of mine. Commonly this is because my change made it upsteam and is comi...
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Eclipse: Exclude specific packages when autocompleting a class name

...ble to specify there the packages you do not want to see. See Java Tips and Tricks To exclude certain types from appearing in content assist, use the type filter feature configured on the Java > Appearance > Type Filters preference page. Types matching one of these filter patterns wil...
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When to use references vs. pointers

I understand the syntax and general semantics of pointers versus references, but how should I decide when it is more-or-less appropriate to use references or pointers in an API? ...
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How to disable “Save workspace image?” prompt in R?

... You can pass the --no-save command line argument when you start R, or you can override the q function: utils::assignInNamespace( "q", function(save = "no", status = 0, runLast = TRUE) { .Internal(quit(save, status, runLast)) }, "base" ) ...
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how to use python to execute a curl command

I want to execute a curl command in python. 7 Answers 7 ...
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How to enable cURL in PHP / XAMPP

...uncomment the line ;extension=php_curl.dll in xampp\apache\bin\php.ini, and then restart the Apache service. NB: In newer XAMPP versions, PHP has moved to root xampp folder xampp\php\php.ini. share | ...
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Doctrine - How to print out the real sql, not just the prepared statement?

...t, for it to be prepared (this is what is returned by $query->getSql()) And, then, sending the parameters (returned by $query->getParameters()) and executing the prepared statements This means there is never a "real" SQL query on the PHP side — so, Doctrine cannot display it. ...
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How to iterate through a DataTable

....Text = row["ImagePath"].ToString(); } ...assumes the connection is open and the command is set up properly. I also didn't check the syntax, but it should give you the idea. share | improve this a...