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What's the easy way to auto create non existing dir in ansible
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According to the latest document when state is set to be directory, you don't need to use parameter recurse to create parent directories, file module will take care of it.
- name: create directory with parent directories
file:
path: /data/test/foo
state: direct...
How to capitalize the first letter of word in a string using Java?
...ing named input and leave the rest alone:
String output = input.substring(0, 1).toUpperCase() + input.substring(1);
Now output will have what you want. Check that your input is at least one character long before using this, otherwise you'll get an exception.
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json_encode/json_decode - returns stdClass instead of Array in PHP
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answered Feb 17 '10 at 15:38
VolkerKVolkerK
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Random alpha-numeric string in JavaScript? [duplicate]
...ring(length, chars) {
var result = '';
for (var i = length; i > 0; --i) result += chars[Math.floor(Math.random() * chars.length)];
return result;
}
var rString = randomString(32, '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ');
Here's a jsfiddle to demonstrate: htt...
Replacing blank values (white space) with NaN in pandas
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207
I think df.replace() does the job, since pandas 0.13:
df = pd.DataFrame([
[-0.532681, 'foo...
How do I detect unsigned integer multiply overflow?
...lutions of a b = c , where a , b and c together use all the digits 0-9 exactly once. The program looped over values of a and b , and it ran a digit-counting routine each time on a , b and ab to check if the digits condition was satisfied.
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How to hash a password
...ATED. Please use the recommendations from the https://stackoverflow.com/a/10402129/251311 instead.
You can either use
var md5 = new MD5CryptoServiceProvider();
var md5data = md5.ComputeHash(data);
or
var sha1 = new SHA1CryptoServiceProvider();
var sha1data = sha1.ComputeHash(data);
To get dat...
Graphviz: How to go from .dot to a graph?
...et zgrviewer.
Zgrviewer requires java (probably 1.5+). You might have to set the paths to the Graphviz binaries in Zgrviewer's preferences.
File -> Open -> Open with dot -> SVG pipeline (standard) ...
Pick your .dot file.
You can zoom in, export, all kinds of fun stuff.
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Get the key corresponding to the minimum value within a dictionary
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answered Jul 19 '10 at 16:21
community wiki
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Converting string from snake_case to CamelCase in Ruby
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