Roel Van de Paar

CountIf and xlCellTypeVisible producing 1004 error

Almost All Scheduled Tasks Fail: The system cannot find the file specified. (0x80070002)

GIS: Some features in advanced digitizing tool are not active (2 Solutions!!)

DevOps & SysAdmins: Apache 2.4 [proxy_http:error] [proxy:error] (2 Solutions!!)

Error no 14 while installing PostgreSQL using yum

Databases: Add column with default in postgresql without table level lock (2 Solutions!!)

Yum update error on RHEL 8 with Team Viewer installed: Failed to download metadata for repo...

Ubuntu: Error compiling a package: "configure: error: no gstreamer-1.0 ＞= 1.0.0"

Databases: Optimizing large table in mysql

How to use java 8 streams to get more readability and performance to this code?

Unix & Linux: virtual box sees usb but failed to attach usb device on virtual machine?

DevOps & SysAdmins: Resizing LVM and data loss (2 Solutions!!)

How to resolve Google "Indexed, though blocked by robots.txt" warning for a user login protected...

Wordpress: Error establishing database connection (WAMP + filezilla) (2 Solutions!!)

Ubuntu: VPN L2TP/IPSec client on Ubuntu 16.04 VPN service failed to start

Unix & Linux: How do I kill all screens? (7 Solutions!!)

Ubuntu: Change keyring password after resetting password with "passwd" : Ubuntu 13.10

Ubuntu: Ubuntu 18.04 server - missing installation candidates while installing mysql-server 8

Linux comand line program, serial (COM port) transmistion, Hex (3 Solutions!!)

Sharepoint: Peoplepicker with ADFS login

Databases: Does Oracle 11gR2 is supported on RHEL 8 or Oracle Linux 8?

Engineering: How do I calculate the max flow rate for a pump with no power restrictions?

Ubuntu: How to set time to "keep synchronized with internet servers" in Lubuntu?

DevOps & SysAdmins: Apache proxy for CAS SSO - configuration example

Wordpress: Custom pagination for custom post types (by names) (5 Solutions!!)

The requested operation requires elevation (3 Solutions!!)

How to fix unison failing with "Fatal error: Internal error: New archives are not identical" for...

Sublime Text 3: Customize certain syntax highlighting

Raspberry Pi: virtual keyboard RPI 3 model B

Arduino: couldn't connect to MQTT broker via esp8266/32 and pub/sub client (2 Solutions!!)

Raspberry Pi: Unable to install npm onoff (2 Solutions!!)

Arduino: OSX upload error: avrdude: ser_open(): can't open device "/dev/cu.mydev" : Resource Busy

nginx cache issue with multiple upstreams

Ubuntu: "Failed to fetch ... Hash Sum mismatch" error when I try to upgrade Ubuntu 16.04 to 18.04

Import a single configuration, producing errors - The configuration cannot be imported because...

Ubuntu: sql query fro oracle DB using shell script

Drupal: form error Fatal error: Cannot use string offset as an array

How reliable is changing the mac address in /etc/network/interfaces? (2 Solutions!!)

Ubuntu: documentation in "Ubuntu Help" how to avoid translation

Databases: Updating rows in a large table in sql server (3 Solutions!!)

Opera failed to start: "The specified procedure could not be found"

Can I suppress PHP error messages for authenticated users, BUT display all of them for an admin?

DevOps & SysAdmins: Jenkins behind nginx reverse proxy in subdirectory (2 Solutions!!)

What does the removal of NPAPI plugin support mean to an end user? (2 Solutions!!)

Databases: Import a Oracle DMP file into a Fresh install of oracle (7 Solutions!!)

Ubuntu: dpkg package pre-installation script subprocess returned error exit status 2 on 18.04

GIS: Avoiding ImportError: No module named numpy?

GIS: ArcFM geodatabase with ArcGIS Mobile

Segmentation fault dpkg: error processing package libc-bin (--configure)

Arduino: Manual TCP connection using WiFi ESP8266 module mistyped command

Ubuntu: Unable to bind socket: Cannot assign requested address issue on ubuntu