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PHP parse/syntax errors; and how to solve them
...s.
Comment out offending code.
If you can't isolate the problem source, start to comment out (and thus temporarily remove) blocks of code.
As soon as you got rid of the parsing error, you have found the problem source. Look more closely there.
Sometimes you want to temporarily remove complete fun...
How to check whether a file is empty or not?
...en at this point.. now what?
... my_file.seek(0) #ensure you're at the start of the file..
... first_char = my_file.read(1) #get the first character
... if not first_char:
... print "file is empty" #first character is the empty string..
... else:
... my_file.seek(0) #...
What is the difference between Non-Repeatable Read and Phantom Read?
... @anir yes inserts and deletes are included in dirty reads. Example: start a transaction, insert 2 of 100 invoice lines on connection a, now connection b reads those 2 lines before the trx is committed and before the other 98 lines are added, and so doesn't include all info for the invoice. Th...
Creating an API for mobile applications - Authentication and Authorization
...tely issues an access token pair upon receipt of a username and password. (Starting at step E here.) This initial request and response must be secured - it's sending the username and password in plaintext and receiving back the access token and secret token. Once the access token pair has been conf...
Opening port 80 EC2 Amazon web services [closed]
... Also, check your firewall (as nsof stated). RHEL has iptables started by default. Windows has windows FW. Turn them off and see if that was the problem. If it was, then edit the firewall to allow 80/443 and restart
– Andrew Backer
Feb 28 '14 at ...
If unit testing is so great, why aren't more companies doing it? [closed]
...t testing. It always seems like a lot of work with little payoff when you start. No one wants to sign up for extra work and so they resist. Once people start, they usually enthusiastically stick with it, but getting them started can be hard.
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What's the best way to refactor a method that has too many (6+) parameters?
...oring to clean it up somewhat. If the arguments really can't be combined, start looking at whether you have a violation of the Single Responsibility Principle.
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Is Tomcat running?
...a pid file may not exist, it depends on the environment and how tomcat was started. See this answer to create a pid file on startup.
– Alberto de Paola
Sep 25 '16 at 1:59
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Android studio logcat nothing to show
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Restarting logcat helps me always.
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How do you do a ‘Pause’ with PowerShell 2.0?
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The solutions like cmd /c pause cause a new command interpreter to start and run in the background. Although acceptable in some cases, this isn't really ideal.
The solutions using Read-Host force the user to press Enter and are not really "any key".
This solution will give you a true "pres...