Tips and Tricks: Difference between revisions
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imported>Gfis chcp 65001 |
imported>Gfis Tomcat JDK version |
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===Java=== | ===Java=== | ||
* [https://stackoverflow.com/questions/37628/what-is-reflection-and-why-is-it-useful#:~:text=Java%20Reflection%20makes%20it%20possible,set%20field%20values%20using%20reflection. How to dump any object] by reflection | * [https://stackoverflow.com/questions/37628/what-is-reflection-and-why-is-it-useful#:~:text=Java%20Reflection%20makes%20it%20possible,set%20field%20values%20using%20reflection. How to dump any object] by reflection | ||
===Tomcat=== | |||
java -cp /usr/share/tomcat8/lib/catalina.jar org.apache.catalina.util.ServerInfo | |||
Server version: Apache Tomcat/8.5.38 (Debian) | |||
Server built: Feb 26 2019 20:37:51 UTC | |||
Server number: 8.5.38.0 | |||
OS Name: Linux | |||
OS Version: 5.10.103-v7+ | |||
Architecture: arm | |||
JVM Version: 11.0.15+10-post-Raspbian-1deb10u1 | |||
JVM Vendor: Raspbian |
Revision as of 13:02, 23 June 2022
No space left on device
For MS Windows 10:
net stop "Windows Search" del %PROGRAMDATA%\Microsoft\Search\Data\Applications\Windows\Windows.edb net start "Windows Search"
Positive returncode in makefile
diff -w -y --suppress-common-lines --width=32 bf.tmp pn.tmp || :
Change default codepage of Windows console to UTF-8
Convert MediaWiki to GitHub's MarkDown
- Script from Philip Ashlock, needs PanDoc and a dump (from <cpde>dumpBackup.php
Running Delphi programs under Linux
- Install
wine
andxvfb
for headless terminals. - For Intraweb applications, determine a free port, for example 8080.
- Create and fill a MySQL database on the Linux server, and configure that database in the Delphi application.
- Move the
delphi.exe
together withlibmysql.dll
(version 5.59 extracted from a MySQL-Windows-Distribution) to some directory under Linux. xvfb-run wine delphi.exe
, then Ctrl-Z andbg
- Open the application in a browser with the URL
http://www.punctum.com:8080/$/
.
Perl CPAN
perl -MCPAN -e shell
, autoconfig follows- amend environment:
PATH="/home/User/perl5/bin${PATH:+:${PATH}}"; export PATH; (add "/home/User/perl5/bin" to PATH) PERL5LIB="/home/User/perl5/lib/perl5${PERL5LIB:+:${PERL5LIB}}"; export PERL5LIB; PERL_LOCAL_LIB_ROOT="/home/User/perl5${PERL_LOCAL_LIB_ROOT:+:${PERL_LOCAL_LIB_ROOT}}"; export PERL_LOCAL_LIB_ROOT; PERL_MB_OPT="--install_base \"/home/User/perl5\""; export PERL_MB_OPT; PERL_MM_OPT="INSTALL_BASE=/home/User/perl5"; export PERL_MM_OPT;
install bigint
Rosetta Coding
- from Michael Somos
Debian dist-upgrades
Wheezy to Jessie
- Ignore:
Setting up makedev (2.3.1-93) ... /run/udev or .udevdb or .udev presence implies active udev. Aborting MAKEDEV invocation. /run/udev or .udevdb or .udev presence implies active udev. Aborting MAKEDEV invocation. /run/udev or .udevdb or .udev presence implies active udev. Aborting MAKEDEV invocation.
- Ignore:
update-initramfs: Generating /boot/initrd.img-3.2.0-6-amd64 W: mdadm: unchecked configuration file: /etc/mdadm/mdadm.conf W: mdadm: please read /usr/share/doc/mdadm/README.upgrading-2.5.3.gz . W: mdadm: no arrays defined in configuration file.
- Apache2: rename all in
/etc/apache2/sites-available
to*.conf
, remove the symlinks insites-enabled/
and recreate them witha2ensite
; clear the browser cache thereafter.
Raspberry PI keyboard rate
TP-Link DHCP without Internet
Java
- How to dump any object by reflection
Tomcat
java -cp /usr/share/tomcat8/lib/catalina.jar org.apache.catalina.util.ServerInfo Server version: Apache Tomcat/8.5.38 (Debian) Server built: Feb 26 2019 20:37:51 UTC Server number: 8.5.38.0 OS Name: Linux OS Version: 5.10.103-v7+ Architecture: arm JVM Version: 11.0.15+10-post-Raspbian-1deb10u1 JVM Vendor: Raspbian