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XAMPP: How to Open Phpmyadmin Access

By kumkumAugust 10, 2022 0

XAMPP’s Phpmyadmin folder is forbidden as default if accessed from internet. To open access this folder we have to edit /xampp/apache/conf/extra/httpd-xampp.conf file in Windows or /opt/lampp/etc/extra/httpd-xampp.conf file in Linux. Open httpd-xampp.conf file in text editorFind the following line: # Windows Alias /phpmyadmin “C:/xampp/phpMyAdmin/” <Directory “C:/xampp/phpMyAdmin”> AllowOverride AuthConfig Require local ErrorDocument 403 /error/XAMPP_FORBIDDEN.html.var </Directory> # Linux…

Linux

Ubuntu: How to Install RTL8192EU Driver

By kumkumAugust 2, 2022 0

First, we install all packages required for the installation of the driver using this command: sudo apt-get install linux-headers-generic build-essential dkms git Now clone the git repository: git clone https://github.com/clnhub/rtl8192eu-linux.git Move to the new folder created: cd rtl8192eu-linux Remove current drivers (check with dkms status or sudo lshw -C network what drivers are available): sudo rmmod rtl8xxxu Blacklist the…

Database

MySQL: How to Fix “Field Doesn’t Have A Default Value” Error

By kumkumJuly 22, 2022 0

MySQL or MariaDB install has default value of sql mode named STRICT_TRANS_TABLES. The MySQL docs for STRICT_TRANS_TABLES state: Strict mode controls how MySQL handles input values that are invalid or missing. A value can be invalid for several reasons. For example, it might have the wrong data type for the column, or it might be…

Trading

Moving Averages and Stochastic: Simple Indicators for a Simple Trading Strategy

By kumkumJuly 22, 2022 0

Strategies help traders avoid common mistakes by providing a strict and understandable analysis system. By following it, you get closer to success and understanding market patterns. Here’s a simple strategy that both beginners and professionals can use. Required indicators: Short-term moving average (50-period MA)Long-term moving average (100-period MA)Classic Stochastic (14, 3, 3) Instructions Example Let’s…

Linux

Ubuntu: How to Fix “Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg)”

By kumkumJuly 20, 2022 0

To resolve this issue, we have to export GPG key from deprecated keyring. Get list of existing keys $ sudo apt-key list Warning: apt-key is deprecated. Manage keyring files in trusted.gpg.d instead (see apt-key(8)). /etc/apt/trusted.gpg ——————– pub rsa4096 2017-05-08 [SCEA] 1EDD E2CD FC02 5D17 F6DA 9EC0 ADAE 6AD2 8A8F 901A uid [ unknown] Sublime HQ…

Git

Git Error When Clone Repository: chmod on config.lock failed

By kumkumJuly 18, 2022 0

Cloning into ‘<repo>’… error: chmod on /mnt/c/<repo>/.git/config.lock failed: Operation not permitted fatal: could not set ‘core.filemode’ to ‘false’ Above error message shown when Git tried to clone repository in mounting file system in Linux. To solve this issue, we have to edit /etc/fstab file and change uid and guid options. My uid and guid is…

Linux

How to Create Shortcut of File or Folder in Ubuntu

By kumkumJuly 17, 2022 0

For Windows user, it is very easy to create shortcut of file. Right click on the file, and choose Create Shortcut menu. For Ubuntu, we have to do a little bit effort. For example we want to create shortcut of file and put into Desktop. Open two windows of File Manager / Nautilus. One window…

Yii2

Yii2: How to Create Editable Row in Gridview

By kumkumJuly 17, 2022 0

Setup 1 – View Put the following code inside gridview: [ ‘class’=>’kartik\grid\EditableColumn’, ‘attribute’ => ‘nilai_tugas’, ‘value’ => function ($model) { return $model->nilai_tugas; }, ‘editableOptions’=> function ($model, $key, $index) { return [ ‘header’=>’Name’, ‘size’=>’md’, ‘formOptions’=>[‘action’ => [‘krs-detail/editNilai’]], ‘inputType’=>\kartik\editable\Editable::INPUT_TEXT, ]; } ], Setup 2 – Controller Put the following code into controller file: use kartik\grid\EditableColumnAction; use yii\helpers\ArrayHelper;…

Yii2

Yii2: How to Create Default Column Order in Gridview

By kumkumJuly 17, 2022 0

Default column order in Gridview can be modified in model file. Open model file and add the following code: $dataProvider = new ActiveDataProvider([ ‘query’ => YourClass::find(), ‘sort’ => [ ‘defaultOrder’ => [ ‘column_name’ => SORT_ASC, ], ], ]);

PHP

PHP Tutorial: How to Check Date is Today Date

By kumkumJune 27, 2022 0

Use the following code to check a date whether it is today date. $timestamp = “2022-06-27”; $today = new DateTime(“today”); $match_date = DateTime::createFromFormat( “Y-m-d”, $timestamp ); $match_date->setTime( 0, 0, 0 ); $diff = $today->diff( $match_date ); $diffDays = (integer)$diff->format( “%R%a” ); // Extract days count in interval if ($diffDays != 0) { echo “not today”;…

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