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Read first N lines of a file in python
We have a large raw data file that we would like to trim to a specified size.
I am experienced in .net c#, however would like to do this in python to simplify things and out of interest.
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Change Name of Import in Java, or import two classes with the same name
In Python you can do a:
7 Answers
7
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Rails and PostgreSQL: Role postgres does not exist
I have installed PostgreSQL on my Mac OS Lion, and am working on a rails app. I use RVM to keep everything separate from my other Rails apps.
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How to set HTTP header to UTF-8 using PHP which is valid in W3C validator?
I have several PHP pages echoing out various things into HTML pages with the following code.
6 Answers
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make an html svg object also a clickable link
I have an SVG object in my HTML page and am wrapping it in an anchor so when the svg image is clicked it takes the user to the anchor link.
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How to pass arguments to addEventListener listener function?
The situation is somewhat like-
31 Answers
31
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What's the simplest way to print a Java array?
In Java, arrays don't override toString() , so if you try to print one directly, you get the className + '@' + the hex of the hashCode of the array, as defined by Object.toString() :
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Linux command: How to 'find' only text files?
After a few searches from Google, what I come up with is:
16 Answers
16
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ImportError: No module named Crypto.Cipher
When I try to run app.py (Python 3.3, PyCrypto 2.6) my virtualenv keeps returning the error listed above. My import statement is just from Crypto.Cipher import AES . I looked for duplicates and you might say that there are some, but I tried the solutions (although most are not even solutions) and n...
Current location permission dialog disappears too quickly
My app takes the user's location, gets the co-ordinates , and provides a distance to or from their destination or origin. All these possible destinations are shown in a table view, so I'm getting the users co-ordinates at the same time as populating the table. The only thing is, the alert view that ...