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Numpy: find first index of value fast
...The code will be compiled so it will be fast.
@jit(nopython=True)
def find_first(item, vec):
"""return the index of the first occurence of item in vec"""
for i in xrange(len(vec)):
if item == vec[i]:
return i
return -1
and then:
>>> a = array([1,7,8,32])
...
Execute command on all files in a directory
...d executions is redirected to
results.out
However, if you care about the order in which the files are processed, you
might be better off writing a loop. I think find processes the files
in inode order (though I could be wrong about that), which may not be what
you want.
...
How do I get started with Node.js [closed]
...
Are the books ordered by your value in them or randomly? Looking to purchase a good reference manual on nodeJS's basics.
– David
May 17 '11 at 15:11
...
IntelliJ: Viewing diff of all changed files between local and a git commit/branch
...ough Jon Tirsen's answer is correct, you need to go through entire text in order to understand how to do that.
Here's the images of the same in mac.
I am currently working with hello_world and want to compare with master.
UPDATE: In the new UI, click on Show Diff with Working Tree
Next a window ...
Focusable EditText inside ListView
...und an issue with reversed views:
getting View for ListView item / reverse order on 2.2; works on 4.0.3
If you are doing some animations you might want to change behaviour to adjustPan for pre-honeycomb versions so that resize doesnt fire and adapter doesn't refresh the views. You just need to add ...
Cross-thread operation not valid: Control 'textBox1' accessed from a thread other than the thread it
...
The data received in your serialPort1_DataReceived method is coming from another thread context than the UI thread, and that's the reason you see this error.
To remedy this, you will have to use a dispatcher as descibed in the MSDN article:
How to: Make Thread-S...
Switching between GCC and Clang/LLVM using CMake
...ridden by putting them into a system wide CMake file and pointing the CMAKE_USER_MAKE_RULES_OVERRIDE variable to it. Create a file ~/ClangOverrides.txt with the following contents:
SET (CMAKE_C_FLAGS_INIT "-Wall -std=c99")
SET (CMAKE_C_FLAGS_DEBUG_INIT "-g")
SET (CMAKE_C_FLA...
In Python how should I test if a variable is None, True or False
...ry:
result = simulate(open("myfile"))
except SimulationException as sim_exc:
print "error parsing stream", sim_exc
else:
if result:
print "result pass"
else:
print "result fail"
# execution continues from here, regardless of exception or not
And now you can have a ...
How to trim whitespace from a Bash variable?
...ce it's much faster, avoiding any fork(). On Cygwin difference in speed is orders of magnitude.
– Gene Pavlovsky
Jul 3 '16 at 9:33
9
...
What's the purpose of the LEA instruction?
...
@FrankH.: out-of-order CPUs typically run LEA on ALUs, while some in-order CPUs (like Atom) sometimes run it on an AGUs (because they can't be busy handling a memory access).
– Peter Cordes
Dec 3 '15 at ...