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Finding local IP addresses using Python's stdlib
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One should note that this isn't a platform independent solution. A lot of Linuxes will return 127.0.0.1 as your IP address using this method.
– Jason Baker
Oct 3 '08 at 12:07
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“Could not load type [Namespace].Global” causing me grief
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One situation I've encountered which caused this problem is when you specify the platform for a build through "Build Configuration".
If you specify x86 as your build platform, visual studio will automatically assign bin/x8...
Extract a dplyr tbl column as a vector
Is there a more succinct way to get one column of a dplyr tbl as a vector, from a tbl with database back-end (i.e. the data frame/table can't be subset directly)?
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Is there a NumPy function to return the first index of something in an array?
...in the first column, this works (although it will throw an index error if none exist) rows, columns = np.where(array==item); first_idx = sorted([r for r, c in zip(rows, columns) if c == 0])[0]
– BrT
Jan 15 '13 at 13:44
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How do I add a ToolTip to a control?
... this properly in code, but also in the designer (There is a ToolTip component in the toolbox, but I don't quite.. get it).
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Cache Invalidation — Is there a General Solution?
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What you are talking about is lifetime dependency chaining, that one thing is dependent on another which can be modified outside of it's control.
If you have an idempotent function from a, b to c where, if a and b are the same then c is the same but the cost of checking b is high then you...
List comprehension: Returning two (or more) items for each item
... than O(N^2) performance). I'll still use sum(..., []) when I want a quick one-liner or I'm in a hurry, or when the number of terms being combined is bounded (e.g. <= 10).
– ninjagecko
Aug 8 '12 at 16:41
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What is the maximum value for an int32?
...onic: 2^10 is very near to 1000, so 2^(3*10) is 1000^3 or about 1 billion. One of the 32 bits is used for sign, so the max value is really only 2^31, which is about twice the amount you get for 2^(3*10): 2 billion.
– 16807
Dec 3 '13 at 22:24
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How do I erase an element from std::vector by index?
...ond element (vec[1])
vec.erase(vec.begin() + 1);
Or, to delete more than one element at once:
// Deletes the second through third elements (vec[1], vec[2])
vec.erase(vec.begin() + 1, vec.begin() + 3);
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How to kill a process running on particular port in Linux?
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You might want to add that one might need root privilegues to get process names via netstat.
– Jonas Schäfer
Jul 20 '12 at 16:46
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