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Format numbers in django templates

...a dollar sign. This goes somewhere like my_app/templatetags/my_filters.py from django import template from django.contrib.humanize.templatetags.humanize import intcomma register = template.Library() def currency(dollars): dollars = round(float(dollars), 2) return "$%s%s" % (intcomma(int(d...
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Difference between Activity Context and Application Context

...you should only use this if you need a context whose lifecycle is separate from the current context. This doesn't apply in either of your examples. The Activity context presumably has some information about the current activity that is necessary to complete those calls. If you show the exact error...
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Maven dependency for Servlet 3.0 API?

...s. Is there a source that confirms this assumption? The maven repository from Java.net indeed offers the following artifact for the WebProfile: <repositories> <repository> <id>java.net2</id> <name>Repository hosting the jee6 artifacts</name> <u...
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How to get UITableView from UITableViewCell?

...l which is linked to an object and I need to tell if the cell is visible. From the research I've done, this means I need to somehow access the UITableView that contains it (from there, there are several ways to check if it's visible). So I'm wondering if UITableViewCell has a pointer to the UI...
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How to remove illegal characters from path and filenames?

I need a robust and simple way to remove illegal path and file characters from a simple string. I've used the below code but it doesn't seem to do anything, what am I missing? ...
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Python, remove all non-alphabet chars from string

... data, I have found this post Stripping everything but alphanumeric chars from a string in Python which shows a nice solution using regex, but I am not sure how to implement it ...
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How to get a path to a resource in a Java JAR file

...m("/com/myorg/foo.jpg")); When you really have to load a (non-image) file from a JAR archive, you might try this: File file = null; String resource = "/com/myorg/foo.xml"; URL res = getClass().getResource(resource); if (res.getProtocol().equals("jar")) { try { InputStream input = getCla...
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Redirecting Output from within Batch file

I am creating a batch file with some simple commands to gather information from a system. The batch file contains commands to get the time, IP information, users, etc. ...
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get string value from HashMap depending on key name

...t; newMap = new HashMap<String, String>(); how to get string element from this...? where String value = newMap.get("my_code"); gives error – saidesh kilaru Jan 19 '13 at 7:26 ...
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How to prevent Node.js from exiting while waiting for a callback?

...f the code written by the module developer . If a module is a quick port from a synchronous/blocking version, this may not happen til some part of the operation has completed and all the queues might empty before that occurs, allowing node to exit silently. This is a sneaky bug, that is one that ...