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Programmatically change log level in Log4j2
...eck JMX support given by Log4J2:
Enable the JMX port in your application start up:
-Dcom.sun.management.jmxremote.port=[port_num]
Use any of the available JMX clients (the JVM provides one in JAVA_HOME/bin/jconsole.exe) while executing your application.
In JConsole look for the "org.apache.loggin...
Artificially create a connection timeout error
...
If you are on a unix machine, you can start a port listening using netcat:
nc -l 8099
Then, modify you service to call whatever it usually does to that port e.g. http://localhost:8099/some/sort/of/endpoint
Then, your service will open the connection and write...
Unable to verify leaf signature
...s question is the #1 Google result), you are probably using HTTPS=true npm start and a proxy (in package.json) which goes to some HTTPS API which itself is self-signed, when in development.
If that's the case, consider changing proxy like this:
"proxy": {
"/api": {
"target": "https://localho...
How does Google Instant work?
...think. Most of the additional searches are for very popular words when you start typing stuff in — if you starting searching for something beginning with f, it will search for facebook, if you start searching for something beginning with ju, it will search for justin bieber. Thanks to caching, the...
Visual Studio or Resharper functionality for placement of using directives
...
StyleCop supports ReSharper integration starting from version 4.7.
From http://stylecop.codeplex.com/:
4.7 is compatible with JetBrains R#5.1( 5.1.3000.12), R#6.0 (6.0.2202.688), R#6.1 (6.1.37.86), R#6.1.1 (6.1.1000.82) and R#7.0
(7.0.54.77)
4.7 is comp...
How to extract one column of a csv file
...r the 1st and last colume, this will have some flaw. The first column will start with " and last will end with "
– BigTailWolf
Oct 19 '18 at 0:15
...
String replacement in Objective-C
...(![self compareCurVersionTo:4 minor:3 point:0])
Than:
// set RTL on the start on each line (except the first)
myUITextView.text = [myUITextView.text stringByReplacingOccurrencesOfString:@"\n"
withString:@"\u202B\n"];
...
When should I use semicolons in SQL Server?
...ve to deal with at work. It works as shown on 2012. I've been convinced to start using semicolons because of the deprecation. I don't expect it would be a problem on 2008 most of the time.
– Pilot_51
Jun 4 '18 at 19:59
...
How can I round to whole numbers in JavaScript?
...he credit for the link goes to @Jeremy. Thanks for inserting it -- it made starting out on SO a lot more fun to have the fifth answer I ever wrote get as many votes as this one did, which was surely due to the link. :-)
– hmakholm left over Monica
Oct 3 '13 at ...
Is there common street addresses database design for all addresses of the world? [closed]
...H, SE1W 9PQ, etc. I think the second group is always NAA; the first group starts with A and contains at least one N (A = alpha, N = digit), but nothing would surprise me.)
– Jonathan Leffler
May 31 '09 at 2:09
...