public static int findSplitVariable(LinkedList<ByteDataRow> matrix) {
		LinkedList<ByteDataRow> list = new LinkedList<ByteDataRow>();
		int maxNoOfZeros = 0;
		int maxNoOfOnes = 0;
		int varId = -1;
		int[] NoOfOnesInColumn = new int[matrix.get(0).getInVars().length];


		for (ByteDataRow bdr : matrix) {
			int tmpNoOfZeros = bdr.getNumberOfZeros();
			if (maxNoOfZeros < tmpNoOfZeros) {
				list.clear();
				list.add(bdr.clone());
				maxNoOfZeros = tmpNoOfZeros;
			} else if (maxNoOfZeros == tmpNoOfZeros) {
				list.add(bdr.clone());
			}
		}

		for (ByteDataRow bdr : list) {
			byte[] vars = bdr.getInVars();
			for (int i = 0; i < vars.length; i++) {
				NoOfOnesInColumn[i] = NoOfOnesInColumn[i]
						+ Byte.compare(vars[i], Byte.parseByte("0"));
				if (NoOfOnesInColumn[i] > maxNoOfOnes) {
					maxNoOfOnes = NoOfOnesInColumn[i];
					varId = i;
				}
			}
		}

		return varId;
	}

	public static int findSplitVariable(LinkedList<ByteDataRow> matrix, int varIdx) {
		LinkedList<ByteDataRow> list = new LinkedList<ByteDataRow>();
		int maxNoOfZeros = 0;
		int maxNoOfOnes = 0;
		int varId = -1;
		int[] NoOfOnesInColumn = new int[matrix.get(0).getInVars().length];

		// Wybierz kostkÍ z najwiÍkszπ liczbπ zer.
		for (ByteDataRow bdr : matrix) {
			int tmpNoOfZeros = bdr.getNumberOfZeros();
			if (maxNoOfZeros < tmpNoOfZeros) {
				list.clear();
				list.add(bdr.clone());
				maxNoOfZeros = tmpNoOfZeros;
			} else if (maxNoOfZeros == tmpNoOfZeros) {
				list.add(bdr.clone());
			}
		}

		for (ByteDataRow bdr : list) {
			byte[] vars = bdr.getInVars();
			for (int i = 0; i < vars.length; i++) {
				NoOfOnesInColumn[i] = NoOfOnesInColumn[i]
						+ Byte.compare(vars[i], Byte.parseByte("0"));
				if (NoOfOnesInColumn[i] > maxNoOfOnes) {
					maxNoOfOnes = NoOfOnesInColumn[i];
					varId = i;
				}
			}
		}

		return varId;
	}

There are two methods findSplitVariable. Second one takes extra parameter (varIdx) that is not used anywhere.

By Paul, 2018-02-17 14:47:37
    @Override
    public String toString() {
        List<Integer> accountLevels = new ArrayList<>();
        List<String> accountIds = new ArrayList<>();

        for (SelectedHierarchyLevel selectedHierarchyLevel : selectedHierarchyLevels) {
            accountLevels.add(selectedHierarchyLevel.getLevel());
            accountIds.add(selectedHierarchyLevel.getAccountRowId());
        }

        vetoAreValidIds(accountIds);
        StringBuilder converterString = new StringBuilder();

        convert(accountLevels, converterString);
        converterString.append("$");
        convert(accountIds, converterString);

        return converterString.toString();
    }

Just because you can, doesn’t mean you should.

By Anonymous, 2019-04-12 10:55:17
 # Better off alone 
 use_bmp 137
 
 live_loop :drumrolls do 
   sample : drum_splash_soft, rate: 0.775, finsh: 0.75, amp: 0.75 
   use_synth :pnosie
   with_fx :1x1_techno, phase: 8, phase_offset: 0.4,cutoff_min: 79, cutoff
    with_fx :fhpf, cutoff: 115, res: 0.8, reps: 18 do 
      play  :E1, release: 0.125
      sleep 0.25
   end 
 end
 sleep 47.5
 with_fx :ixi_techno, phase: 29 res: 0.5 re
 use_rx_synth :mod_dsaw
 live_loop :wierd_synth do re mi
 Do sleep 0.3 then sample :sn_dolf, :amp 0.2 start 0.1 next finish: 1.5 do
 
 
 
 
 
 
 
 
 
 
 
 










By #2323The B, 2019-10-02 03:22:03
if (code === null) {
    return null;
} else {
    return code;
}
By crossthedev, 2018-11-19 15:33:47
    foreach ($desired_components as $name => $junk) {
      list($component_value, $component_comments) = self::unpackPair($desired_components[$name]);
      $desired_components[$name] = self::packPair(round($component_value, 2), $component_comments);
    }
By Anonymous, 2018-01-10 09:01:18
# Create vpc peering connection
response = ec2.delete_vpc_peering_connection(peer_connection_id)

a part of AWS Landing Zone solution

By Amazon Solutions, 2019-07-10 12:49:42
  ierr = pxmlIn->GetData(pcTag, *pTData);
  *pbDataValid = bool((ierr==0)&&(iLen>0));  // enabled if: not empty string and vaild (number?)
  if (*pbDataValid)  iErr += ierr;
By Anonymous, 2020-04-07 14:44:12
#!/bin/bash

DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )";

export KUBECONFIG="${DIR}/my_secret_stuff/kube.conf";

Example on how to get location of the script right

By Piotr, 2020-05-11 12:45:57
 elsif ( $att =~ m/!!ARRAY!!/ ) {    # Updated to allow us to get data from an Array - 
        &Debug("get_value_from_hash:: parsing the ARRAY attribute - $att");
        my ( $key1, $key2, $key3, $key4, $key5, $key6 ) = split( /\./, $att );

        #&Debug("get_value_from_hash:: key1=$key1, key2=$key2, key3=$key3, key4=$key4, key5=$key5");
        if ( defined $key6 ) {
            if ( $key5 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{ $hash->{$key1}->{$key2}->{$key3}->{$key4} } ) { $value = $item->{$key6}; }
            }
            elsif ( $key4 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{ $hash->{$key1}->{$key2}->{$key3} } ) { $value = $item->{$key5}->{$key6}; }
            }
            elsif ( $key3 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{ $hash->{$key1}->{$key2} } ) { $value = $item->{$key4}->{$key5}->{$key6}; }
            }
            elsif ( $key2 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{ $hash->{$key1} } ) { $value = $item->{$key3}->{$key4}->{$key5}->{$key6}; }
            }
            elsif ( $key1 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{$hash} ) { $value = $item->{$key2}->{$key3}->{$key4}->{$key5}->{$key6}; }
            }
        }
        elsif ( defined $key5 ) {
            if ( $key4 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{ $hash->{$key1}->{$key2}->{$key3} } ) { $value = $item->{$key5}; }
            }
            elsif ( $key3 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{ $hash->{$key1}->{$key2} } ) { $value = $item->{$key4}->{$key5}; }
            }
            elsif ( $key2 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{ $hash->{$key1} } ) { $value = $item->{$key3}->{$key4}->{$key5}; }
            }
            elsif ( $key1 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{$hash} ) { $value = $item->{$key1}->{$key3}->{$key4}->{$key5}; }
            }
        }
        elsif ( defined $key4 ) {
            if ( $key3 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{ $hash->{$key1}->{$key2} } ) { $value = $item->{$key4}; }
            }
            elsif ( $key2 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{ $hash->{$key1} } ) { $value = $item->{$key3}->{$key4}; }
            }
            elsif ( $key1 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{$hash} ) { $value = $item->{$key1}->{$key3}->{$key4}; }
            }
        }
        elsif ( defined $key3 ) {
            if ( $key2 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{ $hash->{$key1} } ) { $value = $item->{$key3}; }
            }
            elsif ( $key1 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{$hash} ) { $value = $item->{$key3}; }
            }
        }
        elsif ( defined $key2 ) {
            if ( $key1 =~ m/!!ARRAY!!/ ) {
                for my $item ( @{$hash} ) { $value = $item->{$key2}; }
            }
        }
    }
    elsif ( $att =~ m/!!HITS\[\d+\]!!/ ) {
        &Debug("get_value_from_hash:: parsing the HITS attribute - $att");
        my $id = $att;
        $id =~ s/!!HITS\[(\d+)\]!!.*/$1/;
        $att =~ s/!!HITS\[\d+\]!!\.//;
        &Debug("get_value_from_hash:: parsing the attribute - $att");
        my ( $key1, $key2, $key3, $key4, $key5, $key6 ) = split( /\./, $att );

        #&Debug("get_value_from_hash:: id=$id, key1=$key1, key2=$key2, key3=$key3, key4=$key4, key5=$key5");
        if ( defined $key6 ) {
            $value = $$hash{hits}{hits}[$id]{$key1}{$key2}{$key3}{$key4}{$key5}{$key6};
        }
        elsif ( defined $key5 ) {
            $value = $$hash{hits}{hits}[$id]{$key1}{$key2}{$key3}{$key4}{$key5};
        }
        elsif ( defined $key4 ) {
            $value = $$hash{hits}{hits}[$id]{$key1}{$key2}{$key3}{$key4};
        }
        elsif ( defined $key3 ) {
            $value = $$hash{hits}{hits}[$id]{$key1}{$key2}{$key3};
        }
        elsif ( defined $key2 ) {
            $value = $$hash{hits}{hits}[$id]{$key1}{$key2};
        }
    }
    elsif ( $att =~ m/!!DELIMITER!!.+!!/ ) {
        &Debug("get_value_from_hash:: parsing the DELIMITER attribute - $att");
        my $delimiter = $att;
        $delimiter =~ s/!!DELIMITER!!(.*)!!.*/$1/;
        $att =~ s/!!DELIMITER!!.+!!//;
        &Debug("get_value_from_hash:: parsing the attribute - $att");
        my ( $key1, $key2, $key3, $key4, $key5, $key6 ) = split( $delimiter, $att );

        #        &Debug("get_value_from_hash:: key1=$key1, key2=$key2, key3=$key3, key4=$key4, key5=$key5, key6=$key6");
        if ( defined $key6 ) {
            $value = $$hash{$key1}{$key2}{$key3}{$key4}{$key5}{$key6};
        }
        elsif ( defined $key5 ) {
            $value = $$hash{$key1}{$key2}{$key3}{$key4}{$key5};
        }
        elsif ( defined $key4 ) {
            $value = $$hash{$key1}{$key2}{$key3}{$key4};
        }
        elsif ( defined $key3 ) {
            $value = $$hash{$key1}{$key2}{$key3};
        }
        elsif ( defined $key2 ) {
            $value = $$hash{$key1}{$key2};
        }
    }
    else {
        &Debug("get_value_from_hash:: parsing the attribute - $att");
        my ( $key1, $key2, $key3, $key4, $key5, $key6 ) = split( /\./, $att );

        #&Debug("get_value_from_hash:: key1=$key1, key2=$key2, key3=$key3, key4=$key4, key5=$key5");
        if ( defined $key6 ) {
            $value = $$hash{$key1}{$key2}{$key3}{$key4}{$key5}{$key6};
        }
        elsif ( defined $key5 ) {
            $value = $$hash{$key1}{$key2}{$key3}{$key4}{$key5};
        }
        elsif ( defined $key4 ) {
            $value = $$hash{$key1}{$key2}{$key3}{$key4};
        }
        elsif ( defined $key3 ) {
            $value = $$hash{$key1}{$key2}{$key3};
        }
        elsif ( defined $key2 ) {
            $value = $$hash{$key1}{$key2};
        }
    }

When you try to debug, why value is not filled, and find this...

By Anonymous, 2022-01-04 07:00:11
<ng-container *ngIf="!errors">
    <div *ngIf="errors" class="no-content-wrapper">
        <esel-components-error [error]="errors"></esel-components-error>
    </div>
</ng-container>

Make your code error prone with effective error handling!

By Anonymous, 2019-10-11 12:49:41
double zuida(std::vector<double> vec) {
	std::vector<double> temp;
	for(int i = 0; i < vec.size(); i++)
		temp.push_back(vec[i]);
notend:
	if(temp.size() > 0) {
		if(temp.size() < 2) {
			double tmp = *(&temp[0]);
			return tmp;
		}
		else if(temp.size() >= 2) {
			double mini = temp[0];
			int ind = 0;
			for(int i = 0; i < temp.size(); i++)
				if(temp[i] < mini) {
					mini = temp[i];
					ind = i;
				}
			temp.erase(temp.begin() + ind);
			goto notend;
		}
	}
}

The beauty is that every case is the best (also worst) case!

By Anonymous, 2019-10-12 10:42:23
if (!response ||
    !response.data ||
    !response.data.success ||
    response.data.success == false ) {
        //process stuff
}

Not talking about the '===' warning, here

By Anonymous, 2020-12-02 12:31:00
#997 Java +13
final int two_fifty_five_hex = 0xFF
final int two_fifty_five_dec = 255

One is in hex but the other is in decimal! Watch out, make sure you use the correct 255, not the other 255.

By Anonymous, 2020-04-28 14:52:27
this.onSubmit = this.onSubmit.bind(this)
this.onClose = this.onClose.bind(this)

somewhere in react-native app

By fluttershy, 2018-01-08 08:01:40

//https://gist.github.com/nim4n136/7fa38467181130f5a2270c39d495101e

function decrypt($msg_encrypted_bundle, $password){
	$password = sha1($password);

	$components = explode( ':', $msg_encrypted_bundle );
	$iv            = $components[0];
	$salt          = hash('sha256', $password.$components[1]);
	$encrypted_msg = $components[2];

	$decrypted_msg = openssl_decrypt(
	  $encrypted_msg, 'aes-256-cbc', $salt, null, $iv
	);

	if ( $decrypted_msg === false )
		return false;
	return $decrypted_msg;
}
By Anonymous, 2022-05-30 18:28:02