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Two single-column indexes vs one two-column index in MySQL?
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4 Answers
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Scala: What is the difference between Traversable and Iterable traits in Scala collections?
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CursorLoader usage without ContentProvider
...d.content.Context;
import android.database.Cursor;
import android.support.v4.content.AsyncTaskLoader;
/**
* Used to write apps that run on platforms prior to Android 3.0. When running
* on Android 3.0 or above, this implementation is still used; it does not try
* to switch to the framework's imp...
How to write loop in a Makefile?
... your use of ./a.out, you're on a UNIX-type platform.
for number in 1 2 3 4 ; do \
./a.out $$number ; \
done
Test as follows:
target:
for number in 1 2 3 4 ; do \
echo $$number ; \
done
produces:
1
2
3
4
For bigger ranges, use:
target:
number=1 ; while [[ $$number -...
How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
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benben
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When does System.getProperty(“java.io.tmpdir”) return “c:\temp”
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Under what conditions is a JSESSIONID created?
...ct, must never be shared between
contexts by the container.
(Servlet 2.4 specification)
Update: Every call to JSP page implicitly creates a new session if there is no session yet. This can be turned off with the session='false' page directive, in which case session variable is not available on ...
How exactly does the “Specific Version” property of an assembly reference work in Visual Studio?
...resolution process fails. This results in a compiler warning (warning MSB3245) that tells you that the reference could not be resolved.
Interestingly enough, the build then continues! If the code has no actual references to the assembly, the build succeeds (with the previously mentioned warning). If...
What's the difference between := and = in Makefile?
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answered Feb 2 '11 at 20:40
Greg HewgillGreg Hewgill
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How to find out which fonts are referenced and which are embedded in a PDF document
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144
pdffonts command line tool originally from Xpdf, now part of Poppler.
This tool is available ...