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Extracting text OpenCV
...;
#define INPUT_FILE "1.jpg"
#define OUTPUT_FOLDER_PATH string("")
int _tmain(int argc, _TCHAR* argv[])
{
Mat large = imread(INPUT_FILE);
Mat rgb;
// downsample and use it for processing
pyrDown(large, rgb);
Mat small;
cvtColor(rgb, small, CV_BGR2GRAY);
...
Integrating the ZXing library directly into my Android application
... layout file
ImageView imageView = (ImageView) findViewById(R.id.qrCode);
String qrData = "Data I want to encode in QR code";
int qrCodeDimention = 500;
QRCodeEncoder qrCodeEncoder = new QRCodeEncoder(qrData, null,
Contents.Type.TEXT, BarcodeFormat.QR_CODE.toString(), qrCodeDimention);
tr...
Difference between Java Enumeration and Iterator
...CC, EEE. ----------------------------------------------------- Vector<String> v=new Vector<String>(6); v.add("AAA"); v.add("BBB"); v.add("CCC"); v.add("DDD"); v.add("EEE"); v.add("FFF"); Enumeration<String> en = v.elements(); while(en.hasMoreElements()) String value=(String) en.n...
Should I use a class or dictionary?
...
@Ralf A class Foo is merely a type, like int and string. Do you store value in an integer type or variable foo of integer type? Subtle, but important semantic difference. In languages like C this distinction is not too relevant outside of academic circles. Although most OO ...
How do I put double quotes in a string in vba?
... I prefer creating a global variable: Public Const vbDoubleQuote As String = """" 'represents 1 double quote (") Public Const vbSingleQuote As String = "'" 'represents 1 single quote (') and using it like so: Shell "explorer.exe " & vbDoubleQuote & sPath & vbDoubleQuote, ...
RESTful call in Java
...rns you an InputStream. You will then have to convert your input stream to string and parse the string into it's representative object (e.g. XML, JSON, etc).
Alternatively, Apache HttpClient (version 4 is the latest). It's more stable and robust than java's default URLConnection and it supports mos...
MySQL stored procedure vs function, which would I use when?
...ons and triggers cannot use Dynamic SQL (where you construct statements as strings and then execute them). (Dynamic SQL in MySQL stored routines)
Some more interesting differences between FUNCTION and STORED PROCEDURE:
(This point is copied from a blogpost.)
Stored procedure is precompiled execu...
Pass arguments to Constructor in VBA
...e our private properties to be set.
Public Sub InitiateProperties(name as String, age as Integer)
m_name = name
m_age = age
End Sub
And now in the factory module:
Public Function CreateEmployee(name as String, age as Integer) as Employee
Dim employee_obj As Employee
Set employ...
Python Script execute commands in Terminal
... subprocess module instead.
Read here: reading a os.popen(command) into a string
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How do I parse a string to a float or int?
In Python, how can I parse a numeric string like "545.2222" to its corresponding float value, 545.2222 ? Or parse the string "31" to an integer, 31 ?
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