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How to write a scalable Tcp/Ip based server
...
83
There are many ways of doing network operations in C#. All of them use different mechanisms und...
Fixing slow initial load for IIS
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46
How to paste yanked text into the Vim command line
.... :help quote_/, help i_CTRL-R
Corollary: Keep your search pattern but add an alternative: / Ctrl-R, / \|alternative.
You've selected two words in the middle of a line in visual mode, yanked them with y, they are in the unnamed register. Now you want to open a new line just below where you are, w...
ping response “Request timed out.” vs “Destination Host unreachable”
... IP address >: Destination Host Unreachable," then the routing problem occurred at a remote router, whose address is indicated by the "< IP address >" field.
Request Timed Out
This message indicates that no Echo Reply messages were received within the default time of 1 second. This can be...
Hiding the legend in Google Chart
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Verify a certificate chain using openssl verify
...ck' 0
serve()
{
kick
PID=
openssl s_server -key "$KEY" -cert "$CRT" "$@" -www &
PID=$!
sleep .5 # give it time to startup
}
check()
{
while read -r line
do
case "$line" in
'Verify return code: 0 (ok)') return 0;;
'Verify return code: '*) return 1;;
# *) echo "::: $line :...
force Maven to copy dependencies into target/lib
...:
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>groupId</gr...
HTML entity for the middle dot
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
URLWithString: returns nil
...g where the offending character is, choose the path option for URL
http://www.websitedev.de/temp/rfc2396-check.html.gz
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PostgreSQL - max number of parameters in “IN” clause?
...tead of using IN clause try using INNER JOIN with temp table. Refer http://www.xaprb.com/blog/2006/06/28/why-large-in-clauses-are-problematic/ for more info. Using INNER JOIN scales well as query optimizer can make use of hash join and other optimization. Whereas with IN clause there is no way for t...