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Can I export a variable to the environment from a bash script without sourcing it?
...ble, print commands that will set the environment variable:
$ cat set-vars2.sh
#!/bin/bash
echo export FOO=BAR
$ eval "$(./set-vars2.sh)"
$ echo "$FOO"
BAR
A third approach is to have a script that sets your environment variable(s) internally and then invokes a specified command with that environ...
Any tools to generate an XSD schema from an XML instance document? [closed]
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edited Mar 1 '17 at 20:25
Sachin Joseph
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an...
How do I get the RootViewController from a pushed controller?
...ootViewController = [viewControllers objectAtIndex:viewControllers.count - 2];
This is the standard way of getting the "back" view controller. The reason objectAtIndex:0 works is because the view controller you're trying to access is also the root one, if you were deeper in the navigation, the bac...
What is the most effective way to get the index of an iterator of an std::vector?
...y iteration, you could easily end up turning an O(n) algorithm into an O(n^2) algorithm.
Another option, if you don't jump around in the container during iteration, would be to keep the index as a second loop counter.
Note: it is a common name for a container iterator,std::container_type::iterator...
Python multiprocessing PicklingError: Can't pickle
... error almost identical to the one you posted:
Exception in thread Thread-2:
Traceback (most recent call last):
File "/usr/lib/python2.7/threading.py", line 552, in __bootstrap_inner
self.run()
File "/usr/lib/python2.7/threading.py", line 505, in run
self.__target(*self.__args, **self._...
How to print third column to last column?
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edited Jan 15 '14 at 20:11
Nathan
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answered ...
How can I add the sqlite3 module to Python?
...stall sqlite3 module. It is included in the standard library (since Python 2.5).
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UITextView style is being reset after setting text property
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answered Oct 1 '13 at 12:17
Bosse NilssonBosse Nilsson
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Could not find method compile() for arguments Gradle
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It should be exclude module: 'net.milkbowl:vault:1.2.27'(add module:) as explained in documentation for DependencyHandler linked from http://www.gradle.org/docs/current/javadoc/org/gradle/api/Project.html#dependencies(groovy.lang.Closure) because ModuleDependency.exclude(java...
Passing argument to alias in bash [duplicate]
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229
An alias will expand to the string it represents. Anything after the alias will appear after i...