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Pure JavaScript Send POST Data Without a Form
... the returned data
}
// end of state change: it can be after some time (async)
};
xhr.open('GET', yourUrl, true);
xhr.send();
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Replace all whitespace characters
...equal to [\r\n\t\f\v ])
+ Quantifier — Matches between one and unlimited times, as many times as possible, giving back as needed (greedy)
Global pattern flags
g modifier: global. All matches (don't return after first match)
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Max size of an iOS application
...he total of all __TEXT sections in the binary.
However, consider download times when determining your app’s size. Minimize the file’s size as much as possible, keeping in mind that there is a 100 MB limit for over-the-air downloads.
This information can be found at iTunes Connect Developer Gui...
How do you rotate a two dimensional array?
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O(n^2) time and O(1) space algorithm ( without any workarounds and hanky-panky stuff! )
Rotate by +90:
Transpose
Reverse each row
Rotate by -90:
Method 1 :
Transpose
Reverse each column
Method 2 :
Reverse each row
Transp...
How do I get java logging output to appear on a single line?
...Date dat = new Date();
private final static String format = "{0,date} {0,time}";
private MessageFormat formatter;
private Object args[] = new Object[1];
// Line separator string. This is the value of the line.separator
// property at the moment that the SimpleFormatter was created.
//p...
Finding all possible combinations of numbers to reach a given sum
...others mention this is an NP-hard problem. It can be solved in exponential time O(2^n), for instance for n=10 there will be 1024 possible solutions. If the targets you are trying to reach are in a low range then this algorithm works. So for instance:
subset_sum([1,2,3,4,5,6,7,8,9,10],100000) genera...
Can't compare naive and aware datetime.now()
I am trying to compare the current date and time with dates and times specified in models using comparison operators:
7 Ans...
Best way to repeat a character in C#
...about this:
string tabs = new String('\t', n);
Where n is the number of times you want to repeat the string.
Or better:
static string Tabs(int n)
{
return new String('\t', n);
}
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How can I transition height: 0; to height: auto; using CSS?
...t solution! The speed of the transition is calculated is calculated as the time you specify to transition to the max-height value... but since height will be less than max-height, the transition to actual height will occur faster (often significantly) than the time specified.
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How can I remove specific rules from iptables?
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try to execute this -D command multiple times, and it will delete all of them.
– Zhenyu Li
Sep 17 '14 at 11:09
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