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Why can't strings be mutable in Java and .NET?
...ss authentication
which is necessary before the call
will be passed to OS. If String was
mutable it was possible somehow to
modify its content after the
authentication check before OS gets
request from program then it is
possible to request any file. So if
you have a right to open te...
How to update Ruby to 1.9.x on Mac?
...y Version Manager) is the Standard for upgrading your Ruby installation on OSX: https://rvm.io
To get started, open a Terminal Window and issue the following command:
\curl -L https://get.rvm.io | bash -s stable --ruby
( you will need to trust the RVM Dev Team that the command is not malicious ...
How to get names of classes inside a jar file?
...file.jar
-t list table of contents for archive
-v generate verbose output on standard output
-f specify archive file name
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fol...
what is Promotional and Feature graphic in Android Market/Play Store?
..."The promo graphic is used for promotions on older versions of the Android OS (earlier than 4.0)." (Adding info here as it is the top answer)
– MZB
May 24 '17 at 15:35
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Remove the last line from a file in Bash
...
Of course, in that case you could also use head -n -1 instead of sed.
MacOS:
On Mac OS X (as of 10.7.4), the equivalent of the sed -i command above is
sed -i '' -e '$ d' foo.txt
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Options, Settings, Properties, Configuration, Preferences — when and why?
...lication.
Following an approximate lead from Visual Studio and other Microsoft products:
Properties represent the characteristics of a single component or object in the application.
Options alter global ways that the application works. Microsoft products use this to customise the UI toolbar, fo...
Convert datetime to Unix timestamp and convert it back in python
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@J.F.Sebastian: I didn't want to cover all of the three possibilities in detail, but I guess you're right, I should.
– abarnert
Nov 6 '13 at 0:52
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What's the meaning of exception code “EXC_I386_GPFLT”?
...an address that isn't 16-byte aligned.
There are, as I said, many other possible reasons, but most of those involve things that "normal" code wouldn't be doing in a 32- or 64-bit OS (such as loading segment registers with invalid selector index or writing to MSR's (model specific registers)).
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Ideal way to cancel an executing AsyncTask
...s thats right, but this way background thread doesn't get interrupted, suppose the case when uploading image, the uploading process continues in background and we didn't get onPostExecute called.
– umesh
Jan 21 '14 at 13:04
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Clean code to printf size_t in C++ (or: Nearest equivalent of C99's %z in C++)
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Most compilers have their own specifier for size_t and ptrdiff_t arguments, Visual C++ for instance use %Iu and %Id respectively, I think that gcc will allow you to use %zu and %zd.
You could create a macro:
#if defined(_MSC...