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find -exec cmd {} + vs | xargs
...n.
So your code should look like this:
find . -exec cmd -option1 -option2 -- {} +
or
find . -print0 | xargs -0 cmd -option1 -option2 --
The first version is shorter and easier to write as you can ignore 1, but
the second version is more portable and safe, as "-exec cmd {} +" is a relatively...
MySQL INSERT INTO table VALUES.. vs INSERT INTO table SET
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edited Jun 11 '12 at 7:14
answered May 14 '09 at 5:51
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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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Is cout synchronized/thread-safe?
...t?
In C++11, we do have some guarantees. The FDIS says the following in §27.4.1 [iostream.objects.overview]:
Concurrent access to a synchronized (§27.5.3.4) standard iostream object’s formatted and unformatted input (§27.7.2.1) and output (§27.7.3.1) functions or a standard C stream by mu...
Learning Python from Ruby; Differences and Similarities
...e statements; Python does not.
Ruby supports the standard expr ? val1 : val2 ternary operator; Python does not.
Ruby supports only single inheritance. If you need to mimic multiple inheritance, you can define modules and use mix-ins to pull the module methods into classes. Python supports multiple...
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...
Calling remove in foreach loop in Java [duplicate]
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edited Dec 2 '14 at 11:11
mphizi
1322 bronze badges
answered Jul 28 '09 at 20:43
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append new row to old csv file python
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258
with open('document.csv','a') as fd:
fd.write(myCsvRow)
Opening a file with the 'a' para...
Laravel Check If Related Model Exists
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202
In php 7.2+ you can't use count on the relation object, so there's no one-fits-all method for ...