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How do I convert from BLOB to TEXT in MySQL?
...ERT(column USING utf8) will return a column with the name CONVERT(...). If one would like to avoid this, don't forget using CONVERT(column USING utf8) AS column. This will rename the column to column.
– Parm
Sep 18 at 22:25
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Favorite way to create an new IEnumerable sequence from a single value?
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Your example is not an empty sequence, it's a sequence with one element. To create an empty sequence of strings you can do
var sequence = Enumerable.Empty<string>();
EDIT OP clarified they were looking to create a single value. In that case
var sequence = Enumerable.Repeat...
How to save a PNG image server-side, from a base64 data string
...se64_decode($data);
file_put_contents('/tmp/image.png', $data);
And as a one-liner:
$data = base64_decode(preg_replace('#^data:image/\w+;base64,#i', '', $data));
An efficient method for extracting, decoding, and checking for errors is:
if (preg_match('/^data:image\/(\w+);base64,/', $data, $type))...
How to use ArgumentCaptor for stubbing?
...third code block we just don't care for return value and let it be default one. For boolean it is false, not true.
– Rorick
Sep 6 '12 at 9:05
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How do I add indices to MySQL tables?
... Care to check the index with a SHOW CREATE TABLE, or have you already done that?
– Wrikken
Jun 9 '10 at 2:10
37
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C# nullable string error
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One thing to note: Nullable<T> is a value type itself, but the "struct" generic type constraint only includes non-nullable value types - so you can't do Nullable<Nullable<int>>.
– Jon S...
Could not load file or assembly 'System.Web.Mvc'
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Installing MVC directly on your web server is one option, as then the assemblies will be installed in the GAC. You can also bin deploy the assemblies, which might help keep your server clear of pre-release assemblies until a final release is available.
Phil Haack posted...
Preferred order of writing latitude & longitude tuples in GIS services
...nable havoc on project deadlines and programmer sanity.
The best guidance one can offer is to be fully aware of the expected axis order of each component in your software stack. PostGIS expects lng/lat. WFS 1.0 uses lng/lat, but WFS 1.3.0 defers to the standard and uses lat/lng. GeoTools defaults t...
Bare asterisk in function arguments?
...ould not
otherwise take a varargs argument:
def compare(a, b, *, key=None):
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In simple english, it means that to pass the value for key, you will need to explicitly pass it as key="value".
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Redirect stdout to a file in Python?
...keep a local copy, stdout = sys.stdout so you can put it back when you're done, sys.stdout = stdout. That way if you're being called from a function that uses print you don't screw them up.
– mgold
Dec 20 '12 at 15:06
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