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How to make a valid Windows filename from an arbitrary string?
I've got a string like "Foo: Bar" that I want to use as a filename, but on Windows the ":" char isn't allowed in a filename.
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Batch files - number of command line arguments
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Googling a bit gives you the following result from wikibooks:
set argC=0
for %%x in (%*) do Set /A argC+=1
echo %argC%
Seems like cmd.exe has evolved a bit from the old DOS days :)
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Is it possible to run JavaFX applications on iOS, Android or Windows Phone 8?
...es
JavaFXPorts SDK for android, iOS and embedded devices can be downloaded from here
JavaFXPorts project is still thriving and it is easier than ever to run JavaFX on mobile devices, all thanks to the IDE plugins that is built on top of these SDKs and gets you started in a few minutes without the ha...
What is the difference between .text, .value, and .value2?
...alue or .Text is usually a bad idea because you may not get the real value from the cell, and they are slower than .Value2
For a more extensive discussion see my Text vs Value vs Value2
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imp...
What is the difference between require and require-dev sections in composer.json?
...ke more sense to commit everything, and for deploy just pull master branch from production using git?
– mbomb007
Apr 17 at 16:16
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Why does Ruby have both private and protected methods?
... the defining class or its subclasses.
private methods can be called only from within the calling object. You cannot access another instance's private methods directly.
Here is a quick practical example:
def compare_to(x)
self.some_method <=> x.some_method
end
some_method cannot be priv...
Age from birthdate in python
How can I find an age in python from today's date and a persons birthdate? The birthdate is a from a DateField in a Django model.
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How to make Java honor the DNS Caching Timeout?
... the load-balancing to work, the application server needs to honor the TTL from DNS response and to resolve the domain name again when cache times out. However, I couldn't figure out a way to do this in Java.
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When should the volatile keyword be used in C#?
...rantee that every processor stops what it
is doing and updates caches to/from main memory. Rather, they provide
weaker guarantees about how memory accesses before and after reads and
writes may be observed to be ordered with respect to each other.
Certain operations such as creating a new th...
SBT stop run without exiting
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with kill from the command line, or in the Task Manager (Windows), or Force Quit or Activity Monitor (Mac OS X), etc.
– Seth Tisue
Mar 21 '11 at 16:45
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