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Rename multiple files by replacing a particular pattern in the filenames using a shell script [dupli
...d you want to replace "IMG" with "myVacation".
With bash you can directly convert the string with parameter expansion.
Example: if the file is IMG_327.jpg, the mv command will be executed as if you do mv IMG_327.jpg myVacation_327.jpg. And this will be done for each file found in the directory mat...
Check if an array is empty or exists
...ge_array.length). IMHO, while you can safely rely on JS's loose-typing, to convert a 0 integer to false and a non-zero integer to true, I consider it preferable, for readability in the future, to "say what you mean". I would do .. && image_array.length > 0).
– Toolma...
Linq code to select one item
...ion methods directly like:
var item = Items.First(i => i.Id == 123);
And if you don't want to throw an error if the list is empty, use FirstOrDefault which returns the default value for the element type (null for reference types):
var item = Items.FirstOrDefault(i => i.Id == 123);
if (ite...
No submodule mapping found in .gitmodule for a path that's not a submodule
...h actually are gitlinks.
See How to track untracked content? in order to convert such a directory to a real submodule.
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Correctly determine if date string is a valid date in that format
... that this won't work with a British (d/m/Y) format as it will assume it's converting the American (m/d/Y). It will seem to work only if the day is lower than 12!
– Sylvester Saracevas
May 1 '18 at 12:58
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How to paginate with Mongoose in Node.js?
...ocalhost:5000?page=0&limit=25
Since it would be a String we need to convert it to a Number for our calculations. Let's do it using the parseInt method and let's also provide some default values.
const pageOptions = {
page: parseInt(req.query.page, 10) || 0,
limit: parseInt(req.query....
Tools for JPEG optimization? [closed]
...ize does a lossless optimization of the Huffmann compression. You can also convert the images to progressive mode with -progressive, but that might cause compatibility problems (does anyone know more about that?)
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How do I change selected value of select2 dropdown with JqGrid?
... @AdamKDean: One can test additionally whether <select> where converted to select2 control by testing existense of the class select2-offscreen on the <select>. All elements of searching toolbar have id which start with gs_ prefix and have the name like in colModel. You can use get...
How do I split a multi-line string into multiple lines?
...in text mode partially mitigates the newline representation problem, as it converts Python's \n into the platform's newline representation.
However, text mode only exists on Windows. On Unix systems, all files are opened in binary mode, so using split('\n') in a UNIX system with a Windows file will...
How to create a simple map using JavaScript/JQuery [duplicate]
...the .toString of the key Objects, when storing and retrieving the entries, convert the objects to a string which represents your understanding of uniqueness. E.g. map[toUniqueString(key1)] = 1
Sometimes, though, that is not possible. If you want to map data based on, for example File objects, ther...