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Is bool a native C type?
...that is). This way one should not care if that is {1, 0}, {-1, 0}, {0, 1}, etc, and it is guaranteed to work in comparisons, because it was crafted using one.
– MestreLion
Feb 16 '15 at 5:55
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Is log(n!) = Θ(n·log(n))?
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Think of n as infinitly big. What is infinite minus one? or minus two? etc.
log(inf) + log(inf) + log(inf) + ... = inf * log(inf)
And then think of inf as n.
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Meaning of = delete after function declaration
...den function to be visibly declared and considered for overload resolution etc., so that it can fail as early as possible and provide the clearest error to the user. Any solution which involves "hiding" the declaration reduces this effect.
– Leushenko
Feb 26 '1...
Update a record without first querying?
...rty populated) all the other properties has their default values (0, null, etc). If you want to update the DB with a "default value", the change will not be detected by entity framework, and then DB will not be updated.
In example:
exampleEntity.ExampleProperty = null;
will not work without th...
Outline radius?
...moz-outline-radius properly, but that won't work on IE/Chrome/Safari/Opera/etc. So, it looks like the most cross-browser-compatible way* to get a curved line around a border is to use a wrapper div:
div.inner {
-webkit-border-radius: 10px;
-moz-border-radius: 10px;
border-radius: 10px;
b...
Java 32-bit vs 64-bit compatibility
...ing? Do some things work and not others? Have you tried attaching JConsole etc and have a peak around?
If you have a very big VM you may find that GC issues in 64 bit can affect you.
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Reading a plain text file in Java
...ame.txt"));
Scanner has several methods for reading in strings, numbers, etc... You can look for more information on this on the Java documentation page.
For example reading the whole content into a String:
StringBuilder sb = new StringBuilder();
while(in.hasNext()) {
sb.append(in.next());
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How to find out line-endings in a text file?
...can see \n or \r\n in vi, you can see which type of file it is (UNIX, DOS, etc.) to infer which line endings it has...
:set ff
Alternatively, from bash you can use od -t c <filename> or just od -c <filename> to display the returns.
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Regex select all text between tags
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And since this is a proper parser it will be able to handle nesting tags etc.
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Export query result to .csv file in SQL Server 2008
...et any options. For example all the NULLs show in output files as "NULL", etc. Perhaps there is a way to set this that I don't know about, however.
– Noah
Sep 6 '13 at 7:36
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