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Parsing a JSON string in Ruby
...parsed["desc"]["someKey"]
p parsed["main_item"]["stats"]["a"]
# Read JSON from a file, iterate over objects
file = open("shops.json")
json = file.read
parsed = JSON.parse(json)
parsed["shop"].each do |shop|
p shop["id"]
end
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Kill detached screen session [closed]
I learned from somewhere a detached screen can be killed by
11 Answers
11
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Java: method to get position of a match in a String?
...ds that does this are:
int indexOf(String str)
indexOf(String str, int fromIndex)
int lastIndexOf(String str)
lastIndexOf(String str, int fromIndex)
Returns the index within this string of the first (or last) occurrence of the specified substring [searching forward (or backward) startin...
How to extract the substring between two markers?
...e ? modifies the + to be non-greedy, ie. it will match any number of times from 1 upwards but as few as possible, only expanding as necessary. without the ?, the first group would match gfgfAAA2ZZZkeAAA43ZZZonife as 2ZZZkeAAA43, but with the ? it would only match the 2, then searching for multiple (...
How do you set up use HttpOnly cookies in PHP
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Explanation here from Ilia... 5.2 only though
httpOnly cookie flag support in PHP 5.2
As stated in that article, you can set the header yourself in previous versions of PHP
header("Set-Cookie: hidden=value; httpOnly");
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How to convert current date into string in java?
...leDateFormat(DATE_FORMAT_NOW);
return sdf.format(cal.getTime());
}
Taken from here
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Python: finding an element in a list [duplicate]
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From Dive Into Python:
>>> li
['a', 'b', 'new', 'mpilgrim', 'z', 'example', 'new', 'two', 'elements']
>>> li.index("example")
5
s...
jQuery using append with effects
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Another way when working with incoming data (like from an ajax call):
var new_div = $(data).hide();
$('#old_div').append(new_div);
new_div.slideDown();
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How to center an iframe horizontally?
...tion:
<div class="videoWrapper">
<!-- Copy & Pasted from YouTube -->
<iframe width="560" height="349" src="http://www.youtube.com/embed/n_dZNLr2cME?rel=0&hd=1" frameborder="0" allowfullscreen></iframe>
</div>
And add this css:
.videoW...
How to sort an array based on the length of each element?
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this would sort from low length to higher length
– Miguel
Nov 24 '16 at 16:08
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