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Convert to binary and keep leading zeros in Python
I'm trying to convert an integer to binary using the bin() function in Python. However, it always removes the leading zeros, which I actually need, such that the result is always 8-bit:
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How does _gaq.push(['_trackPageLoadTime']) work?
... setting. (Functionally speaking, it has gone from being an opt-in feature to being an opt-out feature.)
_setSiteSpeedSampleRate is the new function for setting the sample rate on this feature; its default value is 1 (as in 1%). To opt out of using this the Site Speed feature, you have to pass a 0 ...
Given a DateTime object, how do I get an ISO 8601 date in string format?
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Note to readers: Several commenters have pointed out some problems in this answer (related particularly to the first suggestion). Refer to the comments section for more information.
DateTime.UtcNow.ToString("yyyy-MM-ddTHH\\:mm\\...
Postgres NOT in array
I'm using Postgres' native array type, and trying to find the records where the ID is not in the array recipient IDs.
7 An...
Is HTML considered a programming language? [closed]
I guess the question is self-explanatory, but I'm wondering whether HTML qualifies as a programming language (obviously the "L" stands for language).
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private final static attribute vs private final attribute
...thout having ever created an instances of the type, and any code referring to the variable is referring to the exact same data. Compare this with an instance variable: in that case, there's one independent version of the variable per instance of the class. So for example:
Test x = new Test();
Test ...
What's the difference between design patterns and architectural patterns?
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It requires a detailed explanation but I will try to sketch the differences to best of my knowledge.
Patterns are distilled commonality that you find in programs. It allows us to deconstruct a large complex structure and build using simple parts. It provides a general solut...
Naming “class” and “id” HTML attributes - dashes vs. underlines [closed]
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Use Hyphens to ensure isolation between your HTML and JavaScript.
Why? see below.
Hyphens are valid to use in CSS and HTML but not for JavaScript Objects.
A lot of browsers register HTML Ids as global objects on the window/document ob...
Is there a regular expression to detect a valid regular expression?
Is it possible to detect a valid regular expression with another regular expression? If so please give example code below.
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ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired
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I'd add 'in another session' to that. One common scenario is that you've tested the update in a tool, say SQL Developer or Toad, and have then tried to run it somewhere else while the first session still holds the lock. So you need to commit/rollback the...