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Setting the correct encoding when piping stdout in Python
...ad and permanent choice of encoding on stdout at startup time, might be in order to prevent any badly encoded stuff coming out later on. Or changing it is just an unimplemented feature, in which case allowing the user to change it later on would be a reasonable Python feature request.
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What's the safest way to iterate through the keys of a Perl hash?
...may work for some data sets but will fail for others depending on the hash order.
As already noted, it is safe to delete the last key returned by each. This is not true for keys as each is an iterator while keys returns a list.
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Parsing JSON Object in Java [duplicate]
...our JSONObjects from JSONArray using getJSONObject(index) function
6.) Fetch the data from JSONObject using index '"interestKey"'.
Note : JSON parsing uses the escape sequence for special nested characters if the json response (usually from other JSON response APIs) contains quotes (") like this...
How can I put a database under git (version control)?
...eeping schema creation scripts as a set of sequential scripts to be ran in order. While this is a good best practice I don't see how it would works without a central repository, which is un-GIT.
– Frank Schwieterman
Mar 17 '10 at 2:49
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How to obtain the number of CPUs/cores in Linux from the command line?
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Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 8
On-line CPU(s) list: 0-7
Thread(s) per core: 1
Core(s) per socket: 4
CPU socket(s): 2
NUMA node(s): 1
Vendor ID: GenuineIntel
CPU f...
What is the difference between Serialization and Marshaling?
...ject tree into a byte array
Marshaling will serialize object parameters in order to add them to the message and pass it across the network.
*Serialization can also be used for storage to disk.*
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Cannot create an array of LinkedLists in Java…?
...e the row map type a TreeMap, and same for traversing the columns in index order, but if you don't need those cases, HashMap is quicker than TreeMap. Helper methods to get and set an arbitrary cell, handling unset null values, would be useful, of course.
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Measuring text height to be drawn on Canvas ( Android )
...setTextSize(16 * getResources().getDisplayMetrics().density);
myTextPaint.setColor(0xFF000000);
int width = 200;
Layout.Alignment alignment = Layout.Alignment.ALIGN_NORMAL;
float spacingMultiplier = 1;
float spacingAddition = 0;
boolean includePadding = false;
StaticLayout myStaticLayout = new Sta...
Revert changes to a file in a commit
...d
and then
git push -f
the file is gone and commit hash, message, etc is the same.
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Using a dictionary to count the items in a list [duplicate]
...he silliness of some of the other users suggesting to import new libraries etc.
– ntk4
Sep 23 '16 at 5:56
you could si...