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Why does Dijkstra's algorithm use decrease-key?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Get string character by index - Java
...???????????";
Iterate of chars
The first solution is a simple loop over all char of the string:
/* 1 */
System.out.println(
"\n\nUsing char iterator (do not work for surrogate pairs !)");
for (int pos = 0; pos < str.length(); ++pos) {
char c = str.charAt(pos);
System.out.print...
How to quickly and conveniently create a one element arraylist [duplicate]
...t here is IDEs code analysis doesn't warn about single element asList(..) calls.
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'is' versus try cast with null check
...0000: nop
IL_0001: ldc.i4.5
IL_0002: box System.Int32
IL_0007: stloc.0 // o
IL_0008: ldloc.0 // o
IL_0009: isinst System.Int32
IL_000E: ldnull
IL_000F: cgt.un
IL_0011: stloc.1
IL_0012: ldloc.1
IL_0013: brfalse.s IL_001E
IL_0015: n...
What does @media screen and (max-width: 1024px) mean in CSS?
...ut a media query and use 'max-width' to overwrite this when it goes to a smaller device
– MintWelsh
Jun 16 '15 at 12:01
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How to create a self-signed certificate for a domain name for development?
...poses. My web application solution contains a web API etc, that I need to call from external systems, hence I am not using localhost.
...
How can I view all the git repositories on my machine?
Is there a way in which I can see all the git repositories that exist on my machine? Any command for that?
10 Answers
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getenv() vs. $_ENV in PHP
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
how do you filter pandas dataframes by multiple columns
...r function using query in pandas. Here you have filtering of df results by all the kwargs parameters. Dont' forgot to add some validators(kwargs filtering) to get filter function for your own df.
def filter(df, **kwargs):
query_list = []
for key in kwargs.keys():
query_list.append(f...
Get element inside element by class and ID - JavaScript
...er than worrying about browser compatibility yourself (let someone else do all the work). If you want just a library to do that, then Sizzle will work great. In Sizzle, this would be be done like this:
Sizzle("#foo .bar")[0].innerHTML = "Goodbye world!";
jQuery has the Sizzle library built-in...