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Interface type check with Typescript
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242
You can achieve what you want without the instanceof keyword as you can write custom type guar...
ModelState.AddModelError - How can I add an error that isn't for a property?
... in Create(FooViewModel fvm){...} to see if the fvm.prop1 and fvm.prop2 already exist in that combination; if so, I want to add an error to the modelstate, then return the whole view. I tried:
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Checking that a List is not empty in Hamcrest
... class. Note the need to cast the list to Collection, thanks to Hamcrest 1.2's wonky generics.
The following imports can be used with hamcrest 1.3
import static org.hamcrest.Matchers.empty;
import static org.hamcrest.core.Is.is;
import static org.hamcrest.core.IsNot.*;
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How to get rid of Git submodules untracked status?
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edited Jan 26 '18 at 0:12
mehmet
5,36533 gold badges2727 silver badges4040 bronze badges
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Hibernate SessionFactory vs. JPA EntityManagerFactory
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answered Apr 12 '11 at 19:52
BozhoBozho
539k129129 gold badges10061006 silver badges11101110 bronze badges
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Name node is in safe mode. Not able to leave
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213
In order to forcefully let the namenode leave safemode, following command should be executed:
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Base64: What is the worst possible increase in space usage?
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248
Base64 encodes each set of three bytes into four bytes. In addition the output is padded to al...
Asking the user for input until they give a valid response
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21 Answers
21
Active
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Solving “Who owns the Zebra” programmatically?
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162
Here's a solution in Python based on constraint-programming:
from constraint import AllDiffer...
Error handling in Bash
..."
}
trap cleanup 0
error() {
local parent_lineno="$1"
local message="$2"
local code="${3:-1}"
if [[ -n "$message" ]] ; then
echo "Error on or near line ${parent_lineno}: ${message}; exiting with status ${code}"
else
echo "Error on or near line ${parent_lineno}; exiting with status...