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How to count the number of occurrences of an element in a List
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Always prefer Api from JRE, that add another dependency to the project. And don't Reinventing the wheel !!
– Fernando.
Jun 4 '18 at 8:07
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What is the difference between Class Path and Build Path
...or example, using Eclipse with the m2eclipse, the buildpath is synthesized from the POM files.)
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Nested classes' scope?
... @George Note that the example with class A isn't mine, it is from the Python official doc whose I gave link. This example fails and that failure is what is wanted to be shown in this example. In fact list(a + i for i in range(10)) is list((a + i for i in range(10))) that is to say list...
JPA OneToMany not deleting child
...All works well, only that child records are not deleted when I remove them from the collection.
8 Answers
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Pandas: Looking up the list of sheets in an excel file
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@NicholasLu the downvote was unnecessary, this answer is from 2013! That said, whilst ExcelFile is the original way to parse excel files it is not deprecated and remains a perfectly valid way to do this.
– Andy Hayden
Aug 10 '17 at 3:38
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How Does Modulus Divison Work
... You left out very important steps that explain where that remainder comes from. Marcin M.'s answer below explained the process better. Please consider being more detailed in future answers for those of us that may not have a grasp on a concept at all. Thank you for being a contributing member to...
How do I upgrade my ruby 1.9.2-p0 to the latest patch level using rvm?
...ng gemsets:
$ rvm upgrade 1.9.2-p0 1.9.2
Are you sure you wish to upgrade from ruby-1.9.2-p0 to ruby-1.9.2-p136? (Y/n): Y
To replace with the latest stable release of 1.9.2. This avoids clutter.
Some additional helpful tips, thanks to comments (@Mauro, @James, @ACB)
$ rvm list known
# NOTE: yo...
How to convert numbers between hexadecimal and decimal
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To convert from decimal to hex do...
string hexValue = decValue.ToString("X");
To convert from hex to decimal do either...
int decValue = int.Parse(hexValue, System.Globalization.NumberStyles.HexNumber);
or
int decValue = Conve...
I can't install python-ldap
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You don't have to compile from source on Windows. Just use one of the installers from pypi.python.org/pypi/python-ldap.
– Semmel
Sep 19 '13 at 2:14
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Displaying the build date
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The most reliable method turns out to be retrieving the linker timestamp from the PE header embedded in the executable file -- some C# code (by Joe Spivey) for that from the comments to Jeff's article:
public static DateTime GetLinkerTime(this Assembly assembly, TimeZoneInfo target = null)
{
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