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How to TryParse for Enum value?
...rts enum marked with the Flags attribute.
/// <summary>
/// Converts the string representation of an enum to its Enum equivalent value. A return value indicates whether the operation succeeded.
/// This method does not rely on Enum.Parse and therefore will never raise any first or...
Join a list of items with different types as string in Python
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Calling str(...) is the Pythonic way to convert something to a string.
You might want to consider why you want a list of strings. You could instead keep it as a list of integers and only convert the integers to strings when you need to display them. For example, i...
No generic implementation of OrderedDictionary?
...deredDictionary<string, string>(comparer));
for (var a = Convert.ToInt32('a'); a <= Convert.ToInt32('z'); a++) {
var c = Convert.ToChar(a);
alphabet.Add(c.ToString(), c.ToString().ToUpper());
}
Assert.AreEqual(26, alphabet....
How do I change db schema to dbo
...changing the object owner. Haven't tried it on 2008, though.
DECLARE @old sysname, @new sysname, @sql varchar(1000)
SELECT
@old = 'jonathan'
, @new = 'dbo'
, @sql = '
IF EXISTS (SELECT NULL FROM INFORMATION_SCHEMA.TABLES
WHERE
QUOTENAME(TABLE_SCHEMA)+''.''+QUOTENAME(TABLE_NAME) = '...
How do I check if a C++ std::string starts with a certain string, and convert a substring to an int?
How do I implement the following (Python pseudocode) in C++?
21 Answers
21
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What exactly is nullptr?
...a null pointer constant, and that an integral null pointer constant can be converted to std::nullptr_t. The opposite direction is not allowed. This allows overloading a function for both pointers and integers, and passing nullptr to select the pointer version. Passing NULL or 0 would confusingly sel...
What is the easiest/best/most correct way to iterate through the characters of a string in Java?
StringTokenizer ? Convert the String to a char[] and iterate over that? Something else?
15 Answers
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Parallelize Bash script with maximum number of processes
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Depending on what you want to do xargs also can help (here: converting documents with pdf2ps):
cpus=$( ls -d /sys/devices/system/cpu/cpu[[:digit:]]* | wc -w )
find . -name \*.pdf | xargs --max-args=1 --max-procs=$cpus pdf2ps
From the docs:
--max-procs=max-procs
-P max-procs
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How to check if string input is a number? [duplicate]
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Simply try converting it to an int and then bailing out if it doesn't work.
try:
val = int(userInput)
except ValueError:
print("That's not an int!")
sha...
Java ByteBuffer to String
Is this a correct approach to convert ByteBuffer to String in this way,
10 Answers
10
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