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Execute method on startup in Spring
...e application starts for the first time? I know that I can do the trick of setting a method with @Scheduled annotation and it executes just after the startup, but then it will execute periodically.
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Create an array with same element repeated multiple times
...unction. The arguments array can't be sparse so the missing properties get set to undefined and become enumerable. Now we can use .map like intended
– CervEd
Oct 23 '16 at 0:19
...
How to clear basic authentication details in chrome
...ose all Chrome windows. You can either change this behavior under advanced setting, or e.g. under Windows, you can completely exit Chrome by using the Chrome icon in the systray. There should be an icon if Chrome is still running, but maybe you'll find it only in the popup with the hidden icons. The...
What is the equivalent to a JavaScript setInterval/setTimeout in Android/Java?
Can anyone tell me if an equivalent for setInterval/setTimeout exists for Android? Does anybody have any example about how to do it?
...
'Java' is not recognized as an internal or external command
...
It works for me after delete the JAVA_HOME and set the whole path to the java bin folder into the first of the Path variable
– Mohammad Heydari
May 11 '18 at 1:35
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How to append text to an existing file in Java?
...
You can use fileWriter with a flag set to true , for appending.
try
{
String filename= "MyFile.txt";
FileWriter fw = new FileWriter(filename,true); //the true will append the new data
fw.write("add a line\n");//appends the string to the file
f...
How to convert all text to lowercase in Vim
... Vim in small caps, you might want to look at the guifont option, or type :set guifont=* if your Vim flavour supports GUI font chooser.
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How to prevent SIGPIPEs (or handle them properly)
... restrictions on what they can do.
The most portable way to do this is to set the SIGPIPE handler to SIG_IGN. This will prevent any socket or pipe write from causing a SIGPIPE signal.
To ignore the SIGPIPE signal, use the following code:
signal(SIGPIPE, SIG_IGN);
If you're using the send() cal...
SQL Server, convert a named instance to default instance?
... to the IPAll section
Clear the field TCP Dynamic Ports (i.e. empty/blank)
Set TCP Port to 1433
Click Ok
Go to SQL Server Services
Right-click your SQL Server (INSTANCENAME) and click Restart
This will make the named instance listen on the default port. Note : You can have only one instance con...
PHP $_SERVER['HTTP_HOST'] vs. $_SERVER['SERVER_NAME'], am I understanding the man pages correctly?
...ist:
$allowed_hosts = array('foo.example.com', 'bar.example.com');
if (!isset($_SERVER['HTTP_HOST']) || !in_array($_SERVER['HTTP_HOST'], $allowed_hosts)) {
header($_SERVER['SERVER_PROTOCOL'].' 400 Bad Request');
exit;
}
...