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Can I replace groups in Java regex?
...replaceGroup("([a-z])(\\d)", "a1b2c3d4e5", 2, 4, "!!!"));
}
Check online demo here.
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How many double numbers are there between 0.0 and 1.0?
...the possible values (for any "normal" floating point representation of any base and exponent vs fraction lengths) lie between 0.0 and 1.0 (another quarter between 1.0 and infinity, and the remaining half on the negative half of the real axis). Essentially, half the values of the exponent (with a no...
HTML5 Canvas Resize (Downscale) Image High Quality?
...process (see demo at bottom).
Here is code for adding sharpen filter (it's based on a generic convolution filter - I put the weight matrix for sharpen inside it as well as a mix factor to adjust the pronunciation of the effect):
Usage:
sharpen(context, width, height, mixFactor);
The mixFactor is a ...
python numpy machine epsilon
...er is aware about Python running on computers that aren't using underlying base-3 computation.
– kokociel
Jul 24 '18 at 8:02
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How do I make CMake output into a 'bin' dir?
...in/"
)
but this works(set set_target_properties):
set_target_properties(demo5
PROPERTIES
ARCHIVE_OUTPUT_DIRECTORY "/home/xy/cmake_practice/lib/"
LIBRARY_OUTPUT_DIRECTORY "/home/xy/cmake_practice/lib/"
RUNTIME_OUTPUT_DIRECTORY "/home/xy/cmake_practice/bin/"
)
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When should you not use virtual destructors?
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Also add: no intention to delete an instance via a base class pointer.
– Adam Rosenfield
Nov 19 '08 at 15:24
9
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How does the Google “Did you mean?” Algorithm work?
...paration and word checking.
Step 1: Preparation - setting up the word database
Best is if you can use actual search words and their occurence.
If you don't have that a large set of text can be used instead.
Count the occurrence (popularity) of each word.
Step 2. Word checking - finding words that...
How to debug heap corruption errors?
...is function call in my callstack dump (after memory corruption crash) : wow64!Wow64NotifyDebugger , what I can I do ? I still don't know what is going wrong in my application
– Guillaume07
Dec 23 '11 at 10:56
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Can I change the fill color of an svg path with CSS?
...ppears to override the path's fill attribute, at least in WebKit and Gecko-based browsers I tested. Of course, if you write, say, <path style="fill: green"> then that will override external CSS as well.
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How to center a button within a div?
...an active answer, however Flexbox would be the correct approach now.
Live Demo
Vertical and horizontal alignment.
#wrapper {
display: flex;
align-items: center;
justify-content: center;
}
Just horizontal (as long as the main flex axis is horizontal which is default)
#wrapper {
display:...