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Physical vs. logical / soft delete of database record?
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Advantages are that you keep the history (good for auditing) and you don't have to worry about cascading a delete through various other tables in the database that reference the row you are deleting. Disadvantage is that you have to code any reporting/display methods to take the flag ...
ios Upload Image and Text using HTTP POST
...forKey:[NSString stringWithString:@"title"]];
// the boundary string : a random string, that will not repeat in post data, to separate post data fields.
NSString *BoundaryConstant = [NSString stringWithString:@"----------V2ymHFg03ehbqgZCaKO6jy"];
// string constant for the post parameter 'file'. M...
How to check if current thread is not main thread
...eturn null if the thread is not associated with a Looper. So both are safe and have the same result but the first one is a little bit slower while it searches inside a map to find out the looper and its associated thread and do some other stuff .
– Saeed Masoumi
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Where does Chrome store extensions?
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Storage Location for Packed Extensions
Navigate to chrome://version/ and look for Profile Path, it is your default directory and Extensions Folder is where all the extensions, apps, themes are stored
Ex:
Windows
If my Profile Path is %userprofile%\AppData\Local\Google\Chrome\User Data\Defau...
Count table rows
What is the MySQL command to retrieve the count of records in a table?
11 Answers
11
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Change color of PNG image via CSS?
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You can use filters with -webkit-filter and filter:
Filters are relatively new to browsers but supported in over 90% of browsers according to the following CanIUse table: https://caniuse.com/#feat=css-filters
You can change an image to grayscale, sepia and lot mor...
How to get the second column from command output?
My command's output is something like:
8 Answers
8
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How to perform OR condition in django queryset?
...It would help if you add a print of object.query so we can relate both ORM and Query output to familiarize with it. BTW great example.
– Eddwin Paz
Aug 23 '17 at 21:05
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download and install visual studio 2008 [closed]
...is may be the dumbest question ever, but I swear I searched for the answer and don't know what to do.
6 Answers
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Structs versus classes
...e small ones, only with 2 or 3 properties. I'll put them in a generic list and when they are, I'll loop them and check value a and maybe update value b .
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