isCreatedUser : !this.isEdit ? true : false

Vue.js project, someone wanted to verify if the user was being edited or created...

By rat, 2021-10-21 17:11:54

// enum - full enumeration of knapsack solutions
// (C) Joshua Knowles

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <stdbool.h>

FILE *fp;  // file pointer for reading the input files
int Capacity;     // capacity of the knapsack (total weight that can be stored)
int Nitems;    // number of items available
int *item_weights;  // vector of item weights
int *item_values;  // vector of item profits or values
int *temp_indexes;  // list of temporary item indexes for sorting items by value/weight
int QUIET=0; // this can be set to 1 to suppress output

extern void read_knapsack_instance(char *filename);
extern void print_instance();
extern void sort_by_ratio();
extern int check_evaluate_and_print_sol(int *sol,  int *total_value, int *total_weight);
void enumerate();
int next_binary(int *str, int Nitems);

int main(int argc, char *argv[])
{
  read_knapsack_instance(argv[1]);
  print_instance();
  enumerate();
  return(0);
}

void enumerate()
{
  // Do an exhaustive search (aka enumeration) of all possible ways to pack
  // the knapsack.
  // This is achieved by creating every binary solution vector of length Nitems.
  // For each solution vector, its value and weight is calculated.


  int i;  // item index
  int solution[Nitems+1];   // (binary) solution vector representing items packed
  int best_solution[Nitems+1];  // (binary) solution vector for best solution found
  int best_value; // total value packed in the best solution
  double j=0;
  int total_value, total_weight; // total value and total weight of current knapsack solution
  int infeasible;  // 0 means feasible; -1 means infeasible (violates the capacity constraint)

  // set the knapsack initially empty
  for(i=1;i<=Nitems;i++)
    {
      solution[i]=0;
    }
  QUIET=1;
  best_value=0;

 while(!(next_binary(&solution[1], Nitems)))
    {

      /* ADD CODE IN HERE TO KEEP TRACK OF FRACTION OF ENUMERATION DONE */

          // calculates the value and weight and feasibility:
      infeasible=check_evaluate_and_print_sol(solution, &total_value, &total_weight);  
      /* ADD CODE IN HERE TO KEEP TRACK OF BEST SOLUTION FOUND*/

    }
 /* ADD CODE TO PRINT OUT BEST SOLUTION */

}


int next_binary(int *str, int Nitems)
{
  // Called with a binary string of length Nitems, this 
  // function adds "1" to the string, e.g. 0001 would turn to 0010.
  // If the string overflows, then the function returns 1, else it returns 0.
  int i=Nitems-1;
  while(i>=0)
    {
      if(str[i]==1)
	{
	  str[i]=0;
	  i--;
	}
      else
	{
	  str[i]=1;
	  break;
	}
    }
  if(i==-1)
    {
      return(1);
    }
  else
    {
      return(0);
    }
}

A genuine UoM lab.

By Joshua Knowles, 2018-02-23 10:58:03
div.body:first-child:nth-last-child(n+12),
div.body:first-child:nth-last-child(n+12) ~ div.body {
  padding: 3px 5px 2px !important;

  div.rect {
    top: 6px !important;
  }

  div.legend-action {
    top: 3px !important;
  }
}
By Anonymous, 2018-06-04 10:46:38
if(userEndDate.getTime() != null
    && userEndDate.getTime() > today.getTime()
    && endDateFromRequest != null ? endDateFromRequest.getTime() !== userEndDate.getTime() : true){
            
            //some code
     }

for code lovers :D

By Unnamed, 2018-11-30 16:12:08
const handleBoolean = value => {
        switch (value) {
            case "true":
                return true;
            case true:
                return "true";
            case "false":
                return false;
            case false:
                return "false"
            default:
                return null;
        }
    }
By Ifncn, 2022-01-27 07:49:16
$MaxSizeGB = [math]::Round($MaxSize/1024/1024/1024,2)
Write-Output "    the maximum size is $MaxSizeGB GB"

At least [math] is used. So close, and yet so far...

By Anonymous, 2020-04-03 20:59:34
public partial class Form1 : Form
   {
      public Form1()
      {
         InitializeComponent();
      }

      protected override void OnLoad(EventArgs e)
      {
         base.OnLoad(e);
         var token = new CancellationTokenSource().Token;
         Task.Factory.StartNew (() => {
            while (!token.IsCancellationRequested) {
               try {
                  if (/*Condition*/)
                     this.Invoke(new Action(() => label.Text = " =)"));
                  else
                     this.Invoke(new Action(() => label.Text = " =("));
                  Thread.Sleep(10);
               }
               catch (Exception) {
                  throw;
               }
               finally {
                  throw new Exception();
               }
            }
         }) ;
      }
   }

My collegue's way of using multithreading features (and exceptions handling) :)

By Loganjii, 2019-10-09 15:00:18
  /** 
   * Deserializes the contents of the incoming message buffer {@code b}. 
   * 
   * @return deserialised object
   * @throws UnsupportedEncodingException If the named charset is not supported
   */
  Object r() throws UnsupportedEncodingException{
    int i=0, n, t=b[j++];
    if(t<0)
      switch(t){
        case -1:
          return rb();
        case (-2):
          return rg();
        case -4:
          return b[j++];
        case -5:
          return rh();
        case -6:
          return ri();
        case -7:
          return rj();
        case -8:
          return re();
        case -9:
          return rf();
        case -10:
          return rc();
        case -11:
          return rs();
        case -12:
          return rp();
        case -13:
          return rm();
        case -14:
          return rd();
        case -15:
          return rz();
        case -16:
          return rn();
        case -17:
          return ru();
        case -18:
          return rv();
        case -19:
          return rt();
      }
    if(t>99){
      if(t==100){
        rs();
        return r();
      }
      if(t<104)
        return b[j++]==0&&t==101?null:"func";
      if(t>105)
        r();
      else
        for(n=ri();i<n;i++)
          r();
      return "func";
    }
    if(t==99)
      return new Dict(r(),r());
    j++;
    if(t==98)
      return new Flip((Dict)r());
    n=ri();
    switch(t){
      case 0:
        Object[] L=new Object[n];
        for(;i<n;i++)
          L[i]=r();
        return L;
      case 1:
        boolean[] B=new boolean[n];
        for(;i<n;i++)
          B[i]=rb();
        return B;
      case 2: {
        UUID[] G=new UUID[n];
        for(;i<n;i++)
          G[i]=rg();
        return G;
      }
      case 4:
        byte[] G=new byte[n];
        for(;i<n;i++)
          G[i]=b[j++];
        return G;
      case 5:
        short[] H=new short[n];
        for(;i<n;i++)
          H[i]=rh();
        return H;
      case 6:
        int[] I=new int[n];
        for(;i<n;i++)
          I[i]=ri();
        return I;
      case 7:
        long[] J=new long[n];
        for(;i<n;i++)
          J[i]=rj();
        return J;
      case 8:
        float[] E=new float[n];
        for(;i<n;i++)
          E[i]=re();
        return E;
      case 9:
        double[] F=new double[n];
        for(;i<n;i++)
          F[i]=rf();
        return F;
      case 10:
        char[] C=new String(b,j,n,encoding).toCharArray();
        j+=n;
        return C;
      case 11:
        String[] S=new String[n];
        for(;i<n;i++)
          S[i]=rs();
        return S;
      case 12:
        Timestamp[] P=new Timestamp[n];
        for(;i<n;i++)
          P[i]=rp();
        return P;
      case 13:
        Month[] M=new Month[n];
        for(;i<n;i++)
          M[i]=rm();
        return M;
      case 14:
        Date[] D=new Date[n];
        for(;i<n;i++)
          D[i]=rd();
        return D;
      case 15:
        java.util.Date[] Z=new java.util.Date[n];
        for(;i<n;i++)
          Z[i]=rz();
        return Z;
      case 16:
        Timespan[] N=new Timespan[n];
        for(;i<n;i++)
          N[i]=rn();
        return N;
      case 17:
        Minute[] U=new Minute[n];
        for(;i<n;i++)
          U[i]=ru();
        return U;
      case 18:
        Second[] V=new Second[n];
        for(;i<n;i++)
          V[i]=rv();
        return V;
      case 19:
        Time[] T=new Time[n];
        for(;i<n;i++)
          T[i]=rt();
        return T;
    }
    return null;
  }

Manually maintained open-source code on GitHub. Looks like decompiled from obfuscated binary, they just reformatted it, added some comments and now are making manual changes. Current version: https://github.com/KxSystems/javakdb/blob/master/src/kx/c.java Original version: https://github.com/KxSystems/javakdb/blob/c9afe6fa32d7d3e3cddabdc9bd43f0155a5d2a1b/src/kx/c.java

By KxSystems, 2017-12-13 17:19:57
return [word for word in words if any(all(ch in row for ch in word.lower()) for row in rows)]

Filtering words that can be typed using only one row of the keyboard.

By Mark, 2019-02-27 15:53:46
 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
<?php

// This code supposed to find adjacent items of a specific one
// $list is an array of ids
// $itemToSearch is an id that might be in the $list

foreach ($list as $item) {
    next($list);
    if ($item == $itemToSearch) {
        break;
    }
    $previousItem = $item;
}
$nextItem = current($list);

The $list variable is a list of ids, e.g [1, 2, 3, 4, 5] The $itemToSearch is an id that might be in $list

By baueri, 2022-05-31 17:30:21
latest_tag = "0.0.0"
    for tag in tags:
        if tag.name.startswith( 'v' ):
            if tag.name.replace('v','').replace('.','') > latest_tag.replace('.',''):
                latest_tag = tag.name.replace('v','')
By Anonymous, 2021-04-30 08:18:17
<div class="scrollContent">
	{foreach $animations as $index => $a}
		{if $index > 2}
			{if $a.filename == '9_1447691013_3726.png'}
			{else}
				{if $a.filename == '9_1423150010_6441.png'}
				{else}
					{if $a.filename == '9_1423149959_5909.png'}
					{else}
						{if $a.filename == '9_1423149908_5874.png'}
						{else}
							{if $a.filename == '9_1528213223_6374.jpg'}
							{else}
								{if $a.filename == '9_1527670984_3732.jpg'}
								{else}

							<div class="spotlightFrame frame{$index+1} contains1" data-index="{$index}">
								{if $a.link}<a href="{$a.link}">{/if}
								<img src="/upload/{$a.filename}" alt="{$a.title}" />
								{if $a.link}</a>{/if}
							</div>

								{/if}
							{/if}
						{/if}
					{/if}
				{/if}
			{/if}
		{/if}
	{/foreach}
</div>

Handovers are great.

By Anonymous, 2018-07-09 14:50:36
public void sleep(long duration) {
    long start = System.currentTimeMillis();
    while(true) {
        if (System.currentTimeMillis() - start >= duration)
            break;
    }
}
By imaN NeO, 2018-10-28 09:35:15
/**
 * Stringify a JSON object
 * @param {*} value JSON value to stringify
 * @returns {string} stringify JSON
 */
function stringify(value) {
    var result = {};
    try {
        result = JSON.stringify(value);
    } catch (e) {
        Logger.error('Error while trying to stringify ' + e);
        result = JSON.stringify(result);
    }
    return result;
}

Stringify a JSON object

By Ihor Did, 2023-04-12 19:36:08