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image processing to improve tesseract OCR accuracy
...o convert documents into text. The quality of the documents ranges wildly, and I'm looking for tips on what sort of image processing might improve the results. I've noticed that text that is highly pixellated - for example that generated by fax machines - is especially difficult for tesseract to pr...
Can a dictionary be passed to django models on create?
... your second question, the dictionary has to be the final argument. Again, extra and extra2 should be fields in the model.
m2 =MyModel(extra='hello', extra2='world', **data_dict)
m2.save()
share
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What is BSON and exactly how is it different from JSON?
...eturn the exact data type of the column field ? Or either it return it as String for all the types ?
– mRhNs13
Aug 16 '18 at 9:25
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How to turn on/off ReactJS 'development mode'?
... config like so:
new webpack.DefinePlugin({
"process.env.NODE_ENV": JSON.stringify("production")
})
Browserify
Use the Envify transform and run your browserify build step with NODE_ENV=production ("set NODE_ENV=production" on Windows)
Result
This will produce output bundles that has all instances...
OceanBase使用libeasy原理源码分析：服务器端 - 数据库(内核) - 清泛网 - ...
...o_handler_pt));
//以下都是对于OceanBase 0.4 mergeserver的obmysql端口来说的
// 将mergeserver需要回复给mysql客户端的结果以easy_buf_t(libeasy用来管理输入输出缓冲区的数据结构)的形式加到请求所属于的easy_connection_t(TCP连接)的输出缓冲区链...
generating GUID without hyphen
...
Note that you are talking about the (canonical) string representation of a Guid. The Guid itself is actually a 128-bit integer value.
You can use the "N" specifier with the Guid.ToString(String) overload.
Guid.NewGuid().ToString("N");
By default letters are lowercase. ...
Calculate MD5 checksum for a file
...terested in comparing the hashes.)
If you need to represent the hash as a string, you could convert it to hex using BitConverter:
static string CalculateMD5(string filename)
{
using (var md5 = MD5.Create())
{
using (var stream = File.OpenRead(filename))
{
var ha...
Calculating text width
...
it's shorter
it works when passing an <input>, <span>, or "string".
it's faster for frequent uses because it reuses an existing DOM element.
Demo: http://jsfiddle.net/philfreo/MqM76/
// Calculate width of text from DOM element or string. By Phil Freo <http://philfreo.com>
$....
CSS text-decoration underline color [duplicate]
...nes follow only the text and if you want toc achieve this you must use the extra span approach.
– davidelrizzo
Oct 19 '14 at 11:08
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How to construct a relative path in Java from two absolute paths (or URLs)?
... It has a relativize method which does all the necessary checks for you.
String path = "/var/data/stuff/xyz.dat";
String base = "/var/data";
String relative = new File(base).toURI().relativize(new File(path).toURI()).getPath();
// relative == "stuff/xyz.dat"
Please note that for file path there'...