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Flask SQLAlchemy query, specify column names
How do I specify the column that I want in my query using a model (it selects all columns by default)? I know how to do this with the sqlalchmey session: session.query(self.col1) , but how do I do it with with models? I can't do SomeModel.query() . Is there a way?
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Google Play Services Library update and missing symbol @integer/google_play_services_version
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control click -> properties -> android -> libraries, add -> select the project you just imported -> ok
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How to make ReSharper re-evaluate its assembly reference highlighting
... unload the project, right-click the project in the solution explorer, and select Unload Project. Then, right-click the project again and select Reload Project.
The issue continues to occur occasionally with the latest versions of ReSharper, but the fix seems to work for every version.
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How do I connect to a MySQL Database in Python?
...ueries you need
cur = db.cursor()
# Use all the SQL you like
cur.execute("SELECT * FROM YOUR_TABLE_NAME")
# print all the first cell of all the rows
for row in cur.fetchall():
print row[0]
db.close()
Of course, there are thousand of possibilities and options; this is a very basic example. Y...
How to use z-index in svg elements?
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d3.selection.prototype.moveToFront = function() { return this.each(function() { this.parentNode.appendChild(this); }); }; And then you can say selection.moveToFront() via stackoverflow.com/questions/14167863/…
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DBMS_OUTPUT.PUT_LINE not printing
...tion i want it to (firstName, lastName) and then the other values from the select query in a table below.
6 Answers
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Binding an enum to a WinForms combo box, and then setting it
...s.DataSource = Enum.GetValues(typeof(Status));
Getting the enum from the selected item
Status status;
Enum.TryParse<Status>(cbStatus.SelectedValue.ToString(), out status);
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SQL - Update multiple records in one query
...the rows u need using a small script.
UPDATE [Table]
SET couloumn1= (select couloumn1 FROM Table WHERE IDCouloumn = [PArent ID]),
couloumn2= (select couloumn2 FROM Table WHERE IDCouloumn = [PArent ID]),
couloumn3= (select couloumn3 FROM Table WHERE IDCouloumn = [PArent ID]),
cou...
Xcode “The private key for is not installed on this mac - distributing”
...ychain Access on the machine that was used to generate the private keys
2. Select Keychains->Login and Category->Certificates on the left hand side
3. Locate the two certificates iPhone Developer: [your developer name] and iPhone Distribution: [your developer name]
4. Select both, right click...
How to fix Python indentation
... do this:
$ # see what changes it would make
$ autopep8 path/to/file.py --select=E101,E121 --diff
$ # make these changes
$ autopep8 path/to/file.py --select=E101,E121 --in-place
Note: E101 and E121 are pep8 indentation (I think you can simply pass --select=E1 to fix all indentation related issue...