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Array Length in Java
...as size 10. It is an array of 10 elements.
If we don't initialize an array by default array elements contains default value. In case of int array default value is 0.
length is a property which is applicable for an array.
here arr.length will give 10.
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Python element-wise tuple operations like sum
...precated. See artima.com/weblogs/viewpost.jsp?thread=98196 for an article by Guido where it mentions how map is better written as a list comprehension.
– Adam Parkin
Feb 13 '12 at 21:07
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“Could not run curl-config: [Errno 2] No such file or directory” when installing pycurl
...n my case i kept getting the same error message. I use fedora.
I solved it by doing:
sudo dnf install pycurl
This installed eveything that I needed for it to work.
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Visual Studio - Shortcut to Navigate to Solution Explorer
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Oh sorry, by selected I thought you meant actually opened. Escape will return to document, whilst keeping the selection, but it won't open the file. (Similar to ctrl + tab). Enter will actually open the file.
– ke...
get keys of json-object in JavaScript [duplicate]
...ject.prototype.hasOwnProperty to check that the property is owned directly by the object rather than being inherited.
(I could have done it without the self-executing function, but I prefer my functions to have names, and to be compatible with IE you can't use named function expressions [well, not ...
How to hide 'Back' button on navigation bar on iPhone?
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you cant hide backbutton by self.navigationItem.leftBarButtonItem = nil;. If you have set leftbarbuttonitem explicitely you can use self.navigationItem.leftBarButtonItem = nil;. self.navigationItem.hidesBackButton = YES; will hide Back button Item
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Call a Javascript function every 5 seconds continuously [duplicate]
... @KarlMorrison No, using setInterval can cause a memory leak. By using setTimeout you ensure that the next function call won't get triggered until the previous function call has finished.
– gion_13
Nov 16 '15 at 7:10
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Changing an element's ID with jQuery
...he id is a useful and worthwhile thing to do if you're building up the DOM by using hidden-templates in the HTML and then cloning them using jquery.
– Steve Knight
Aug 2 '11 at 8:40
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Keep CMD open after BAT file executes
...tart cmd /k cordova prepare
Update
You could even have a title for this by using
start "My Title" echo Hello, World!
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How to convert unix timestamp to calendar date moment.js
...consistent with the Date object), whereas the unix timestamp is in seconds by default. So you could also do moment(value*1000) instead of moment.unix(value), but using unix is clearer.
– icc97
Mar 11 at 10:09
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