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How to remove all null elements from a ArrayList or String Array?
...singleton(null));
Read the Java API. The code will throw java.lang.UnsupportedOperationException for immutable lists (such as created with Arrays.asList); see this answer for more details.
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isset() and empty() - what to use
...prove my coding style?:) In some tasks I need to check - is variable empty or contains something. To solve this task, I usually do the following.
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Add number of days to a date
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strtotime
expects to be given a string containing a US English date format and will try to parse that format into a Unix timestamp (the number of seconds since January 1 1970 00:00:00 UTC), relative to the timestamp given in now, or the current time if now is not supplied.
while date
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What is difference between Errors and Exceptions? [duplicate]
How can I differentiate between Errors and Exceptions in Java?
4 Answers
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Detecting request type in PHP (GET, POST, PUT or DELETE)
How can I detect which request type was used (GET, POST, PUT or DELETE) in PHP?
13 Answers
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An example of how to use getopts in bash
...should return 0, upon hitting a non-existing flag it should return >0 (for the sake of simplicity I didn't differentiate between those cases and nobody forces you to print the usage text in the latter case). I have seen programs which always return != 0, though, even on -h/--help. Maybe I should ...
How to squash all git commits into one?
How do you squash your entire repository down to the first commit?
17 Answers
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Fatal Error: Allowed Memory Size of 134217728 Bytes Exhausted (CodeIgniter + XML-RPC)
...that periodically send new sales data to one centralized database, which stores the data into one big database for report generation.
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What to put in a python module docstring? [closed]
...I've read both PEP 8 and PEP 257 , and I've written lots of docstrings for functions and classes, but I'm a little unsure about what should go in a module docstring. I figured, at a minimum, it should document the functions and classes that the module exports, but I've also seen a few modules th...
How to tell git to ignore individual lines, i.e. gitignore for specific lines of code [duplicate]
.gitignore can ignore whole files, but is there a way to ignore specific lines of code while coding?
2 Answers
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