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Getting the last argument passed to a shell script

$1 is the first argument. $@ is all of them. 27 Answers 27 ...
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How do I find out which keystore was used to sign an app?

...ture algorithm name: SHA1withRSA Then use the keytool again to print out all the aliases of your signing keystore: keytool -list -keystore my-signing-key.keystore You will get a list of aliases and their certificate fingerprint: android_key, Jan 23, 2010, PrivateKeyEntry, Certificate fingerpri...
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How do I get an object's unqualified (short) class name?

... You can do this with reflection. Specifically, you can use the ReflectionClass::getShortName method, which gets the name of the class without its namespace. First, you need to build a ReflectionClass instance, and then call the getShortName method of that instance:...
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What does the brk() system call do?

...d load the "text" and "data" blocks into RAM starting at address zero (actually a little above address zero, so that the NULL pointer genuinely didn't point to anything) and set the break address to the end of the data segment. The first call to malloc would then use sbrk to move the break up and c...
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How to read if a checkbox is checked in PHP?

... this is the really good form to do this in pure simple php. but have to note that the value of a checkbox is string on when it is activated an a inexisting value if it is checked. – Elvis Technologies ...
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What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?

...ch should help beginners (and intermediate) programmers to recognize and challenge their unwarranted assumptions in C, C++ and their platforms. ...
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Is “argv[0] = name-of-executable” an accepted standard or just a common convention?

... Guesswork (even educated guesswork) is fun but you really need to go to the standards documents to be sure. For example, ISO C11 states (my emphasis): If the value of argc is greater than zero, the string pointed to by argv[0] represents the program name; argv[0][0] shall b...
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How are feature_importances in RandomForestClassifier determined?

...d in [1] (often cited, but unfortunately rarely read...). It is sometimes called "gini importance" or "mean decrease impurity" and is defined as the total decrease in node impurity (weighted by the probability of reaching that node (which is approximated by the proportion of samples reaching that no...
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How should I call 3 functions in order to execute them one after the other?

If I need call this functions one after other, 11 Answers 11 ...
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NUnit Test Run Order

By default nunit tests run alphabetically. Does anyone know of any way to set the execution order? Does an attribute exist for this? ...