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Cron job every three days
... you want it to run on specific days of the month, like the 1st, 4th, 7th, etc... then you can just have a conditional in your script that checks for the current day of the month.
if (((date('j') - 1) % 3))
exit();
or, as @mario points out, you can use date('k') to get the day of the year inst...
How to use Servlets and Ajax?
...text
Create a /some.jsp like below (note: the code doesn't expect the JSP file being placed in a subfolder, if you do so, alter servlet URL accordingly):
<!DOCTYPE html>
<html lang="en">
<head>
<title>SO question 4112686</title>
<script src="htt...
Replacement for deprecated sizeWithFont: in iOS 7?
... a UILabel (not ALWAYS the case, but often so), to prevent duplicated code/etc, you can also replace [UIFont systemFontOfSize:17.0f] with label.font - helps code maintenance by referencing existing data vs. you typing it multiple times or referencing constants all over the place, etc
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What is RPC framework and Apache Thrift?
...achine. The code for both server and client is generated from a Thrift IDL file. To get it running, you basically have to add only the intended program logic and put all the pieces together.
The single best reference for Apache Thrift is still the Apache Thrift Whitepaper. Although slightly outdate...
Sending email in .NET through Gmail
...chment attachment;
attachment = new System.Net.Mail.Attachment("c:/textfile.txt");
mail.Attachments.Add(attachment);
SmtpServer.Port = 587;
SmtpServer.Credentials = new System.Net.NetworkCredential("your mail@gmail.com", "your password");
SmtpServer.EnableSsl = true;
SmtpSe...
How to get Maven project version to the bash command line
...failed. Cannot run program "maven" (in directory "/tmp"): error=2, No such file or directory shrug yet another answer that doesn't work for me, oh well
– cbmanica
Jan 31 '17 at 20:03
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What exactly are “spin-locks”?
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When you use regular locks (mutexes, critical sections etc), operating system puts your thread in the WAIT state and preempts it by scheduling other threads on the same core. This has a performance penalty if the wait time is really short, because your thread now has to wait for ...
Node.js + Express: Routes vs controller
...at lib/boot.js, you can see how they've set up the example to require each file in the controllers directory, and generate the Express routes on the fly depending on the name of the methods created on the controllers.
share
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Why use apparently meaningless do-while and if-else statements in macros?
...ive in the real world. Unless we can guarantee that all the if statements, etc, in our code use braces, then wrapping macros like this is a simple way of avoiding problems.
– Steve Melnikoff
Nov 20 '13 at 17:16
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How to launch an Activity from another Application in Android
... I was having an issue when starting an Intent to a Facebook or Twitter profile. They were opening inside my app, instead of as a new activity. Adding the FLAG_ACTIVITY_NEW_TASK fixed that. Thanks!
– Harry
Mar 18 '13 at 19:04
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