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How would I skip optional arguments in a function call?
OK I totally forgot how to skip arguments in PHP.
19 Answers
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Java ArrayList - how can I tell if two lists are equal, order not mattering?
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You could sort both lists using Collections.sort() and then use the equals method. A slighly better solution is to first check if they are the same length before ordering, if they are not, then they are not equal, then sort, then use equals. For example...
Store images in a MongoDB database
How can I store images in a MongoDB database rather than just text? Can I create an array of images in a MongoDB database? Will it be possible to do the same for videos?
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Access lapply index names inside FUN
Is there a way to get the list index name in my lapply() function?
12 Answers
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How do you keep user.config settings across different assembly versions in .net?
... the problem is that each time the assembly version changes (i.e. the user installs a new version of the application) all their settings are reset the the defaults (or more accurately a new user.config file is created in a folder with a different version number as the name)
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How to install 2 Anacondas (Python 2 and 3) on Mac OS
I'm relatively new in Mac OS. I've just installed XCode (for c++ compiler) and Anaconda with the latest Python 3 (for myself). Now I'm wondering how to install properly second Anaconda (for work) with Python 2?
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How can I find the last element in a List?
The following is an extract from my code:
13 Answers
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How to convert string into float in JavaScript?
I am trying to parse two values from a datagrid. The fields are numeric, and when they have a comma (ex. 554,20), I can't get the numbers after the comma. I've tried parseInt and parseFloat . How can I do this?
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How to show the “Are you sure you want to navigate away from this page?” when changes committed?
Here in stackoverflow, if you started to make changes then you attempt to navigate away from the page, a javascript confirm button shows up and asks: "Are you sure you want to navigate away from this page?" blee blah bloo...
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How do I partially update an object in MongoDB so the new object will overlay / merge with the exist
Given this document saved in MongoDB
17 Answers
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