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Posts by ajv
I spend a lot of time writing CLI tools in Python, and I would like to support tab-completion in a style similar to Git. For example, subcommands should be tab-completable, options should expand ba...
I recently told a friend that malloc(n) allocates and returns a pointer to a block of at least N bytes of memory, as opposed to exactly N; that it is allowed to allocate 'extra' memory to meet e.g....
I don't have a py command on my system; for purposes of this answer I assume it's an alias to the python executable. Running a script from a file is not quite the same as importing it. A script giv...
I manage a wsgi application that accepts JSON data via POST from potentially untrusted sources. Normally it is treated as a text blob and never parsed, but there is a value in the expected input th...
I often find it useful to arrange things so that each commit on master's first-parent is a discrete change. It allows git log --first-parent --oneline to be used as a concise, automatically-generat...
For some tasks, I find git show-branch easier to follow than git log. For example, inspecting the history on someone's PR before merging it. git show-branch master topic stops at the first common ...
I found a confusing construction in several stored procs in an MS SQL 2008 R2 database: DATEADD(dd, 0, DATEDIFF(dd, 0, some_date)) As I understand it, these are the relevant function signatures: D...
I'm not familiar with Drupal, but I would do this with CSS Grid. One possible example looks like this: <html> <head> <style> .menu-container { display: gr...
The default Swing look and feel can be set in $JAVA_HOME/conf/swing.properties What else can be set in this file? I can't find any other documentation of it.
I handle several projects that use yaml files for configuration, and load them with YamlDotNet. It is sometimes useful to log the effective configuration when the program starts, to aid future debu...
The dictionary methods .keys(), .values(), and .items() all return view objects. Said objects reflect any changes to the underlying dictionary. This is often useful. Is there a way to get such a v...
I'm trying to log error messages from Requests exceptions. Example: try: make_web_request() except RequestException as ex: logging.error(ex) Example output: ERROR : ('Connection abo...
I'm used to working in Python, but my current project is in C#/.NET and uses log4net for logging. Out of the box, log4net uses an XML file for configuration. I dislike XML and want to use something...
