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Is there a command like “watch” or “inotifywait” on the Mac?
...
fswatch
fswatch is a small program using the Mac OS X FSEvents API to monitor a directory.
When an event about any change to that directory is received, the specified
shell command is executed by /bin/bash
If you're on GNU/Linux,
inotifywatch (par...
C# 'is' operator performance
...rt performance if, once you check the type, you cast to that type. is actually casts the object to the type you are checking so any subsequent casting is redundant.
If you are going to cast anyway, here is a better approach:
ISpecialType t = obj as ISpecialType;
if (t != null)
{
// use t her...
The entity cannot be constructed in a LINQ to Entities query
There is an entity type called Product that is generated by entity framework.
I have written this query
14 Answers
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Calculate number of hours between 2 dates in PHP
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The newer PHP-Versions provide some new classes called DateTime, DateInterval, DateTimeZone and DatePeriod. The cool thing about this classes is, that it considers different timezones, leap years, leap seconds, summertime, etc. And on top of that it's very easy to use. Here...
How can I create a table with borders in Android?
...cell. In this manner you could define a shape with the border you want for all cells. The only inconvenience is that the borders of the extreme cells have half the width of the others but it's no problem if your table fills the entire screen.
An Example:
drawable/cell_shape.xml
<?xml version="...
What is the difference between mutex and critical section?
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Mutexes can be shared between processes, but always result in a system call to the kernel which has some overhead.
Critical sections can only be used within one process, but have the advantage that they only switch to kernel mode in the case of contention - Uncontended acquires, which should be ...
How to use LINQ to select object with minimum or maximum property value
...use LINQ to query a list of Person objects for the one with the earliest/smallest DateOfBirth value.
15 Answers
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What is the difference between a strongly typed language and a statically typed language?
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What is the difference between a strongly typed language and a statically typed language?
A statically typed language has a type system that is checked at compile time by the implementation (a compiler or interpreter). The type check rejects some programs, and programs that pass the check u...
Assigning out/ref parameters in Moq
...erface IGobbler
{
bool Gobble(ref int amount);
}
delegate void GobbleCallback(ref int amount); // needed for Callback
delegate bool GobbleReturns(ref int amount); // needed for Returns
var mock = new Mock<IGobbler>();
mock.Setup(m => m.Gobble(ref It.Ref<int>.IsAny)) //...
What does set -e mean in a bash script?
...shell functions, so if you have functions, set -o errtrace or set -E will allow you to just set the trap once and apply it globally.
– ykay
Jul 17 '15 at 18:21
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