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Delete column from SQLite table
...wing query:
CREATE TABLE table_name (Column_1 TEXT,Column_2 TEXT);
=>Now insert the data into table_name from existing_table with the following query:
INSERT INTO table_name (Column_1,Column_2) FROM existing_table;
=>Now drop the existing_table by following query:
DROP TABLE existing_ta...
How to get rid of `deprecated conversion from string constant to ‘char*’` warnings in GCC?
... on an exceedingly large codebase, and recently upgraded to gcc 4.3, which now triggers this warning:
24 Answers
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Create space at the beginning of a UITextField
...
This is what I am using right now:
Swift 4.2
class TextField: UITextField {
let padding = UIEdgeInsets(top: 0, left: 5, bottom: 0, right: 5)
override open func textRect(forBounds bounds: CGRect) -> CGRect {
return bounds.inset(by: p...
Dynamic Anonymous type in Razor causes RuntimeBinderException
...
FYI: this answer is now very much out of date - as the author says himself in red at the beginning of the referenced blog post
– Simon_Weaver
Feb 6 '13 at 11:54
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What is the difference between inversedBy and mappedBy?
...e engine can use the reference above it which says its mappedBy Category. Now... don't be confused here like I was... Category is NOT referring TO THE CLASS NAME, its referring to the property on the Task class called 'protected $category'.
Like wise, on the Tasks class the property $category ment...
S3 Error: The difference between the request time and the current time is too large
... In Australia we just went into daylight savings (1 hour ahead) and now this error is being thrown. My clock is correct. Seems to be a bug in AWS.
– Luke
Oct 2 '16 at 0:21
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How to set auto increment primary key in PostgreSQL?
...plog_adfarm_seq'),
'Will the smart cookies catch the crumb? Find out now!'
);
Step 4, observe the rows
el@defiant ~ $ psql -U pgadmin -d kurz_prod -c "select * from splog_adfarm"
splog_key | splog_value
----------+--------------------...
How to discard local changes in an SVN checkout?
... directory is not needed, you can get rid of it. Your working directory is now both git and subversion repository:
$ mv TMP/.git .
$ rm -rf TMP/
You can now use powerful and convenient git add -p to interactively choose exactly what you want to share, and commit them to your git repository. If you...
Extracting text OpenCV
...s thinking of counting the number of bars, and imposing a threshold on it. Now I think, if the region is clean enough, it may also help if we can feed it to an OCR and get a confidence level for each detected character to be sure that the region contains text.
– dhanushka
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What does auto&& tell us?
...fact that it was originally either an lvalue or an rvalue, your code says: Now that I've got your object from either an lvalue or rvalue expression, I want to preserve whichever valueness it originally had so I can use it most efficiently - this might invalidate it. As in:
auto&& var = some...