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Default string initialization: NULL or Empty? [closed]
... strings to NULL, with the thinking that NULL means the absence of a value and "" or String.Empty is a valid value. I have seen more examples lately of code where String.Empty is considered the default value or represents no value. This strikes me as odd, with the newly added nullable types in c# ...
How to produce a range with step n in bash? (generate a sequence of numbers with increments)
...rd a guess that the downvote was due to your answer being generic to 'sh', and not specific to 'bash'. The pure Bash approach {begin end step} performs just a little better.The older 'seq' method's handy on older or smaller-memory systems like busybox. I did upvote both your and TheBonsai's answ...
Rollback a Git merge
...before_merge> with git reflog, git log, or, if you're feeling the moxy (and haven't done anything else): git reset --hard HEAD@{1}
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A numeric string as array key in PHP
... manual:
A key may be either an integer or a string. If a key is the standard representation of an integer, it will be interpreted as such (i.e. "8" will be interpreted as 8, while "08" will be interpreted as "08").
Addendum
Because of the comments below, I thought it would be fun to point ou...
How do you automatically set the focus to a textbox when a web page loads?
...").focus();
};
though keep in mind that this will replace other on load handlers, so look up addLoadEvent() in google for a safe way to append onload handlers rather than replacing.
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How to find foreign key dependencies in SQL Server?
... Thanks! I just needed to add << WHERE FK.TABLE_NAME = 'MyTable' AND CU.COLUMN_NAME = 'MyColumn' >> to get the specific column.
– Even Mien
Jun 10 '09 at 18:16
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How do I loop through a date range?
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A really nice solution for an interesting and real word problem. I like how this shows quite a few useful techniques of the language. And this reminds me that for loop is not only for (int i = 0;...) (-.
– Audrius
Dec 4 '09 at 1...
Eclipse: Can you format code on save?
...nce -> Java -> Code Style , you can define code templates for comments and code, and you can setup a code formatter.
4...
When should I use C++ private inheritance?
...This is NOT a complete answer. Read other answers like here (conceptually) and here (both theoretic and practic) if you are interested in the question. This is just a fancy trick that can be achieved with private inheritance. While it is fancy it is not the answer to the question.
Besides the basic...
Installing Python 3 on RHEL
...ernative installation directory, you can pass --prefix to the configurecommand.
Example: for 'installing' Python in /opt/local, just add --prefix=/opt/local.
After the make install step: In order to use your new Python installation, it could be, that you still have to add the [prefix]/bin to the ...