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Carroll Waelchi

Answers by Carroll Waelchi

How to SELECT by MAX(date)??

This should do it: SELECT report_id, computer_id, date_entered FROM reports AS a WHERE date_entered = ( SELECT MAX(date_entered) ...

Rounded Corners Image in Flutter?

Use ClipRRect it will work perfectly ClipRRect( borderRadius: BorderRadius.circular(8.0), child: Image.network( subject['...

Drawing a circle in a turtle program?

Float and sine/cosine should be sufficiently precise. The question is: How precise is your position on the plane? If this position is meas...

Getting an “ambiguous redirect” error?

Bash can be pretty obtuse sometimes. The following commands all return different error messages for basically the same error: $ echo hel...

Removing numbers from string [closed]?

Would this work for your situation? >>> s = '12abcd405' >>> result = ''.join([i for i in s if not i.isdigit()]) >&g...

How do I dispatch_sync, dispatch_async, dispatch_after, etc in Swift 3, Swift 4, and beyond??

Since the beginning, Swift has provided some facilities for making ObjC and C more Swifty, adding more with each version. Now, in Swift 3,...

warning: incompatible implicit declaration of built-in function ‘xyz’?

In C, using a previously undeclared function constitutes an implicit declaration of the function. In an implicit declaration, the return t...

ImportError: No module named scipy?

Try to install it as a python package using pip. You said you already tried: sudo apt-get install python-scipy Now run: pip install sc...

meaning of wildchar **/.* in package.json?

That would mean "any files preceded by . in their name, which are located inside all child directories". Not exclusive to package.json, b...

How do I add PostGIS to PostgreSQL pgAdmin??

Connect to the database using a superuser account (most often the user named postgres but in more recent versions the id of the user who i...

URL Encoding Issue with “Œ”?

You are specifically looking for windows-1252 encoding not UTF-8: System.out.println(URLEncoder.encode("BŒUF", "windows-1252")); Gives...

Remove parts of text file C++?

It's generally a bad idea to try to modify a file "in place" - if anything goes wrong then you end up with a corrupted or lost file. Typic...

Error with select function from dplyr?

I had the same issue and it was caused by name clash with another package. Use: dplyr::select to specify the package. ...

How do i make a grid in python??

for i in range(height): grid.append(row) This for loop appends the same row list to the grid list (actually it appends 5 different r...

Property 'value' does not exist on type 'Readonly<{}>'?

The Component is defined like so: interface Component&lt;P = {}, S = {}&gt; extends ComponentLifecycle&lt;P, S&gt; { } Meaning that the...