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How to fix java.net.SocketException: Broken pipe?
...e commons http client to call url using post method to post the parameters and it is throwing the below error rarely.
10 A...
How do I use the nohup command without getting nohup.out?
I have a problem with the nohup command.
8 Answers
8
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CSS way to horizontally align table
... a table using CSS. Conforming browsers ought to center tables if the left and right margins are equal. The simplest way to accomplish this is to set the left and right margins to “auto.” Thus, one might write in a style sheet:
table
{
margin-left: auto;
margin-right: auto;
}
But th...
C++ obtaining milliseconds time on Linux — clock() doesn't seem to work properly
...unds it to the nearest 1000 so the precision is only to the "second" level and not to the milliseconds level.
16 Answers
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PHP mkdir: Permission denied problem
...to set the permissions to 777, that is a security problem as it gives read and write access to the world. It may be that your apache user does not have read/write permissions on the directory.
Here's what you do in Ubuntu
Make sure all files are owned by the Apache group and user. In Ubuntu it is...
Quick easy way to migrate SQLite3 to MySQL? [closed]
...
Everyone seems to starts off with a few greps and perl expressions and you sorta kinda get something that works for your particular dataset but you have no idea if it's imported the data correctly or not. I'm seriously surprised nobody's built a solid library that can co...
TypeScript function overloading
...ction 6.3 of the TypeScript language spec talks about function overloading and gives concrete examples on how to implement this. However if I try something like this:
...
Chrome Dev Tools - Modify javascript and reload
Is it possible to modify the JavaScript of a page and then reload the page without reloading the modified JavaScript file (and thus losing modifications)?
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Computed / calculated / virtual / derived columns in PostgreSQL
... Postgres 11 generated columns are not supported - as defined in the SQL standard and implemented by some RDBMS including DB2, MySQL and Oracle. Nor the similar "computed columns" of SQL Server.
STORED generated columns are introduced with Postgres 12. Trivial example:
CREATE TABLE tbl (
int1 ...
Socket.io rooms difference between broadcast.to and sockets.in
...
Node.js was something I was really interested forawhile and I used it in one of my project to make a multiplayer game.
io.sockets.in().emit() and socket.broadcast.to().emit() are the main two emit methods we use in Socket.io's Rooms (https://github.com/LearnBoost/socket.io/wiki/R...