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Case-insensitive string comparison in C++ [closed]
...
Take advantage of the standard char_traits. Recall that a std::string is in fact a typedef for std::basic_string<char>, or more explicitly, std::basic_string<char, std::char_traits<char> >. The char_traits type describes how characters compar...
Programmatically saving image to Django ImageField
...actually resides in a method of my model
result = urllib.urlretrieve(image_url) # image_url is a URL to an image
# self.photo is the ImageField
self.photo.save(
os.path.basename(self.url),
File(open(result[0], 'rb'))
)
self.save()
That's a bit confusing because it's pulled out of my...
Go Error Handling Techniques [closed]
...onad, if you squint at it a bit. Comparing it to en.wikipedia.org/wiki/Null_Object_pattern is more useful, I think.
– user7610
Jan 17 '16 at 18:48
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Detect if a NumPy array contains at least one non-numeric value?
... numba
import numpy as np
NAN = float("nan")
@numba.njit(nogil=True)
def _any_nans(a):
for x in a:
if np.isnan(x): return True
return False
@numba.jit
def any_nans(a):
if not a.dtype.kind=='f': return False
return _any_nans(a.flat)
array1M = np.random.rand(1000000)
assert...
How do I pass command line arguments to a Node.js program?
...ice(2));
console.dir(argv);
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$ node example/parse.js -a beep -b boop
{ _: [], a: 'beep', b: 'boop' }
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$ node example/parse.js -x 3 -y 4 -n5 -abc --beep=boop foo bar baz
{ _: [ 'foo', 'bar', 'baz' ],
x: 3,
y: 4,
n: 5,
a: true,
b: true,
c: true,
beep: 'boop' }
...
Prevent jQuery UI dialog from setting focus to first textbox
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In jQuery UI >= 1.10.2, you can replace the _focusTabbable prototype method by a placebo function:
$.ui.dialog.prototype._focusTabbable = $.noop;
Fiddle
This will affect all dialogs in the page without requiring to edit each one manually.
The original function doe...
Best way to initialize (empty) array in PHP
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For earlier versions you can use array_push() w3schools.com/php/func_array_push.asp I do not know if there is a performance hit associated with this.
– Mark
Apr 27 '15 at 23:12
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Google Guava vs. Apache Commons [closed]
...sion 4 uses generics. commons.apache.org/proper/commons-collections/release_4_0.html
– Abdull
Jul 10 '13 at 1:28
add a comment
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Xcode Debugger: view value of variable
...int "self.variable" directly, but you can use Andriy solution for printing _<variable's name>. For example: for self.btnHello write in the console "po _btnHello" (this only works if you haven't changed the getter method's name)
– LightMan
May 27 '13 at 15...
How can I capture the result of var_dump to a string?
I'd like to capture the output of var_dump to a string.
13 Answers
13
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