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List comprehension rebinds names even after scope of comprehension. Is this right?
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Also note that now in 2.7, set and dictionary comprehensions (and generators) have private scopes, but list comprehensions still don't. While this makes some sense in that the former were all back-ported from Python 3, it really makes the c...
Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
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So, basically, you want your code to run faster. JNI is the answer. I know you said it didn't work for you, but let me show you that you are wrong.
Here's Dot.java:
import java.nio.FloatBuffer;
import org.bytedeco.javacpp.*;
import org.bytedeco.javacpp.annotation.*;
@Platform(include = "Dot.h...
Get pandas.read_csv to read empty values as empty string instead of nan
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Documentation for read_csv now offers both na_values (list or dict indexed by columns) and keep_default_na (bool). The keep_default_na value indicates whether pandas' default NA values should be replaced or appended to. The OP's code doesn't work curre...
Use RSA private key to generate public key?
...nt private.der private key contents as binary stream
xxd -p private.der
# Now compare the output of the above command with output
# of the earlier openssl command that outputs private key
# components. If you stare at both outputs long enough
# you should be able to confirm that all components are...
RegEx for matching UK Postcodes
...mmend taking a look at the UK Government Data Standard for postcodes [link now dead; archive of XML, see Wikipedia for discussion]. There is a brief description about the data and the attached xml schema provides a regular expression. It may not be exactly what you want but would be a good starting ...
How to use SVN, Branch? Tag? Trunk?
... of your earlier answers suggested, for different development paths; right now for one of our programs we have 3 active branches: 1 for the main development, 1 for the as-yet-unfinished effort to parallelise the program, and 1 for the effort to revise it to use XML input and output files;
-- we sca...
What is difference between sjlj vs dwarf vs seh?
...n Handling (SEH)
Windows uses its own exception handling mechanism known as Structured Exception Handling (SEH). [...]
Unfortunately, GCC does not support SEH yet. [...]
See also:
Exception handling models of GCC
C++ Exception Handling for IA-64
EH newbies howto
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Storing time-series data, relational or non?
...s to the disk space used.
You can get rid of it. Please.
Elevation
Now that you have removed the impediment, you may not have recognised it, but your table is in Sixth Normal Form. Very high speed, with just one Index on the PK. For understanding, read this answer from the What is Sixth Nor...
SVG gradient using CSS
...eferencing elements from other files. Not sure about IE9 (can't test right now, just give it a try).
– Thomas W
Dec 27 '12 at 11:07
54
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AngularJS changes URLs to “unsafe:” in extension page
...for white listing the image screen shots i am capturing with html2canvas , now there is no error that says unsafe:data; but the image is not getting captured. Any idea what regular expression i shall use ? I am capturing a image/png as base64 url. Now the html looks like : <img ng-src="data:," cl...