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How to count string occurrence in string?
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var count = (temp.match(/is/g) || []).length;
console.log(count);
And, if there are no matches, it returns 0:
var temp = "Hello World!";
var count = (temp.match(/is/g) || []).length;
console.log(count);
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How to prettyprint a JSON file?
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To parse a file, use json.load():
with open('filename.txt', 'r') as handle:
parsed = json.load(handle)
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How do I create a MongoDB dump of my database?
What command do I use and run?
19 Answers
19
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Should IBOutlets be strong or weak under ARC?
...veloping exclusively for iOS 5 using ARC. Should IBOutlet s to UIView s (and subclasses) be strong or weak ?
11 Answer...
How do you uninstall all dependencies listed in package.json (NPM)?
If I have a package.json file defined in my application root and run npm install -g it will install all the dependencies defined in package.json, globablly.
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How can I use grep to show just filenames on Linux?
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The standard option grep -l (that is a lowercase L) could do this.
From the Unix standard:
-l
(The letter ell.) Write only the names of files containing selected
lines to standard output. Pathnames are written once per fi...
What does f+++++++++ mean in rsync logs?
I'm using rsync to make a backup of my server files, and I have two questions:
4 Answers
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Responsive css background images
I have a website (g-floors.eu) and I want to make the background (in css I have defined a bg-image for the content) also responsive. Unfortunately I really don't have any idea on how to do this except for one thing that I can think of but it's quite a workaround. Creating multiple images and then us...
What is the best way to tell if a character is a letter or number in Java without using regexes?
What is the best and/or easiest way to recognize if a string.charAt(index) is an A-z letter or a number in Java without using regular expressions? Thanks.
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Batch file to copy files from one folder to another folder
... copy against the original. slower, but for the paranoid.
/h - copy system and hidden files.
/k - copy read-only attributes along with files. otherwise, all files become read-write.
/x - if you care about permissions, you might want /o or /x.
/y - don't prompt before overwriting existing files.
/z -...