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How to replace an item in an array with Javascript?
...edle) {
return !!~haystack.indexOf(needle);
};
// can be used like so now:
if (contains(items, 3452)) {
// do something else...
}
Starting with ES6/ES2015 for strings, and proposed for ES2016 for arrays, you can more easily determine if a source contains another value:
if (haystack.inclu...
How do I use vimdiff to resolve a git merge conflict?
... I got Automatic merge failed; fix conflicts and then commit the result. Now I ran git mergetool and vimdiff opened with the image below. I don't know how to use vimdiff. What does each panel here mean and how should I proceed to fix the merge conflict?
...
How to check Django version
...jango for our application. So I have two versions of Python, 2.6 and 2.7. Now I have installed Django. I could run the sample application for testing Django succesfuly. But how do I make sure whether Django uses the 2.6 or 2.7 version and what version of modules Django uses?
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Is non-blocking I/O really faster than multi-threaded blocking I/O? How?
...
From the web point of view common knowledge (Internet, comments from experts) suggest that greatly increasing the max. number of request threads is a bad thing in blocking IO (making processing of requests even slower) due to memory increase and context switch...
Convert string with commas to array
...JSON.parse("[" + listValues + "]");
This gives you an Array of numbers.
now you variable value is like array.length=1
Value output
array[0].ComplianceTaskID
array[0].RequirementTypeID
array[0].MissedRequirement
array[0].TimeOverdueInMinutes
...
if checkbox is checked, do this
.... There is no reason to do $('#checkbox').attr('checked'), however, if we know that #checkbox is a checkbox (if not, the ID is rather misleading). this.checked will do.
– jensgram
Nov 22 '10 at 8:30
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Where is the Java SDK folder in my computer? Ubuntu 12.04
I know it's installed because when I type:
11 Answers
11
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How would you make a comma-separated string from a list of strings?
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Note if you are using python 2.7 (which you shouldn't by now) then using str will raise an exception if any item in the list has unicode.
– kroiz
May 26 at 13:54
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Using Predicate in Swift
...ould become NSArray(object: …). This is a regular pattern in Swift.)
So now we just need to pass the arguments to the constructor. In Objective-C, NSString literals look like @"", but in Swift we just use quotation marks for strings. So that gives us:
let resultPredicate = NSPredicate(format: "n...
ERROR 2003 (HY000): Can't connect to MySQL server on '127.0.0.1' (111)
...ed out that line, saved the file, and then ran service mysql restart. And now it works!
– Ryan
Jan 20 '14 at 17:59
In...