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git update-index --assume-unchanged returns “fatal unable to mark file”
... name. After updating path to the directory so that the full path was specified with proper casing, the command executed properly.
Note that this was with Git for Windows, so you're results may vary with other platforms.
s...
Populate data table from data reader
...ng in C# (MS VS2008) and have a question more about proper design than specific code.
5 Answers
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What happens if i return before the end of using statement? Will the dispose be called?
...Service Reference / Client Proxy! -- and when that happens it can be very difficult to track down the original exception if Dispose was called during an exception stack unwind, since the original exception gets swallowed in favor of the new exception generated by the Dispose call. It can be maddenin...
How do you manage databases in development, test, and production?
...o keep track of the current database version, and only execute the scripts if they are for a newer version.
Use a migration solution. These solutions vary by language, but for .NET I use Migrator.NET. This allows you to version your database and move up and down between versions. Your schema is s...
What is the difference between FragmentPagerAdapter and FragmentStatePagerAdapter?
What is the difference between FragmentPagerAdapter and FragmentStatePagerAdapter ?
7 Answers
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How do I script a “yes” response for installing programs?
... it to) indefinitely. Use it as:
yes | command-that-asks-for-input
or, if a capital 'Y' is required:
yes Y | command-that-asks-for-input
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How can I redirect the output of the “time” command?
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Clarification on the &> please, where can I learn about these?
– hello_there_andy
Feb 20 '17 at 23:47
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Get IP address of visitors using Flask for Python
...emote_addr.
Code example
from flask import request
from flask import jsonify
@app.route("/get_my_ip", methods=["GET"])
def get_my_ip():
return jsonify({'ip': request.remote_addr}), 200
For more information see the Werkzeug documentation.
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When to use Cast() and Oftype() in Linq
...y be cast to type x.
Cast - will try to cast all the elements into type x. if some of them are not from this type you will get InvalidCastException
EDIT
for example:
object[] objs = new object[] { "12345", 12 };
objs.Cast<string>().ToArray(); //throws InvalidCastException
objs.OfType<stri...
How do you create optional arguments in php?
...ust be a constant expression. It can't be a variable or a function call.
If you need this functionality however:
function foo($foo, $bar = false)
{
if(!$bar)
{
$bar = $foo;
}
}
Assuming $bar isn't expected to be a boolean of course.
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