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Anatomy of a “Memory Leak”
...entally when you hold on to references beyond the intended scope.
You'll know that you have leaks when you start getting OutOfMemoryExceptions or your memory usage goes up beyond what you'd expect (PerfMon has nice memory counters).
Understanding .NET's memory model is your best way of avoiding i...
Where does Git store the SHA1 of the commit for a submodule?
I know that when you add a submodule to a git repository it tracks a particular commit of that submodule referenced by its sha1.
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Can code that is valid in both C and C++ produce different behavior when compiled in each language?
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Now for fun, modify it so that C and C++ both calculate different arithmetic expressions the evaluate to the same result.
– Ryan C. Thompson
Oct 15 '12 at 9:59
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How do I simulate a low bandwidth, high latency environment?
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Note: MasterShaper now points to some unrelated landing page
– Jean Spector
Jul 22 at 16:06
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Superscript in markdown (Github flavored)?
...2</sup>), and it would appear as O(n<sup>2</sup>). Nice. Now why didn't that work on SO markdown?
– phonetagger
Apr 2 '15 at 17:19
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How do I compare strings in Java?
...most always want to use Objects.equals(). In the rare situation where you know you're dealing with interned strings, you can use ==.
From JLS 3.10.5. String Literals:
Moreover, a string literal always refers to the same instance of class String. This is because string literals - or, more genera...
An “and” operator for an “if” statement in Bash
...I think there might be more than one ways but I am satisfied with this for now.
– Kushal Ashok
Aug 26 '16 at 12:32
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MySQL - Rows to Columns
... 2 | 9 | NULL | 40 |
+--------+------+------+------+
(Note that we now have one row per y-value.) Okay, we're almost there! We just need to get rid of those ugly NULLs.
Step 4: prettify. We're just going to replace any null values with zeroes so the result set is nicer to look at:
creat...
Common xlabel/ylabel for matplotlib subplots
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I would like to know how could it be used with multiple figure objects? fig.xlabel("foo") does not work.
– Horror Vacui
Nov 7 '19 at 9:46
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why is plotting with Matplotlib so slow?
I'm currently evaluating different python plotting libraries. Right now I'm trying matplotlib and I'm quite disappointed with the performance. The following example is modified from SciPy examples and gives me only ~ 8 frames per second!
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