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Does PNG contain EXIF data like JPG?

...k stores EXIF information in a PNG "Raw profile type APP1" zTXt chunk when converting from JPEG images. This method of storing EXIF in PNG images is also supported by ExifTool (and I believe Exiv2 too), but it is not part of the PNG or EXIF specification. ...
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How do I convert a Django QuerySet into list of dicts?

How can I convert a Django QuerySet into a list of dicts? I haven't found an answer to this so I'm wondering if I'm missing some sort of common helper function that everyone uses. ...
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How to change collation of database, table, column?

... You need to either convert each table individually: ALTER TABLE mytable CONVERT TO CHARACTER SET utf8mb4 (this will convert the columns just as well), or export the database with latin1 and import it back with utf8mb4. ...
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Convert Object to JSON string

jQuery.parseJSON('{"name":"John"}') converts string representation to object but I want the reverse. Object is to be converted to JSON string I got a link http://www.devcurry.com/2010/03/convert-javascript-object-to-json.html but it need to have json2.js do jQuery has a native method to do this? ...
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How do I subtract minutes from a date in javascript?

... date according to the above condition in Unix-timestamp format. you can convert Unix timestamp into conventional time by using new Date().for example var extract=new Date(minute) console.log(minute)//this will print the time in the readable format. ...
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MySQL convert date string to Unix timestamp

How do I convert the following format to unix timestamp? 4 Answers 4 ...
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How to convert 'binary string' to normal string in Python3?

... that sys.getfilesystemencoding() returns the name of the encoding used to convert between Unicode filenames and bytes filenames and is strongly dependant on operating system you are using. AFAIK, this function is used to convert to the system’s preferred representation. That means that it will no...
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Converting Java objects to JSON with Jackson

... To convert your object in JSON with Jackson: ObjectWriter ow = new ObjectMapper().writer().withDefaultPrettyPrinter(); String json = ow.writeValueAsString(object); ...
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In PHP, can you instantiate an object and call a method on the same line?

...king for a one-liner to accomplish this as part of a single expression for converting dates from one format to another. I like doing this in a single line of code because it is a single logical operation. So, this is a little cryptic, but it lets you instantiate and use a date object within a sing...
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Converting string to numeric [duplicate]

... As csgillespie said. stringsAsFactors is default on TRUE, which converts any text to a factor. So even after deleting the text, you still have a factor in your dataframe. Now regarding the conversion, there's a more optimal way to do so. So I put it here as a reference : > x <- fa...