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How can I convert tabs to spaces in every file of a directory?
...ning mixed tabs and spaces it will insert sequences of #'s. Use the answer by Gene or the comment by Doge below instead.
– puppet
Aug 18 '14 at 13:06
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ab load testing
... than for 5 hours.
-k: This does the "KeepAlive" funcionality browsers do by nature. You don't need to pass a value for -k as it it "boolean" (meaning: it indicates that you desire for your test to use the Keep Alive header from HTTP and sustain the connection). Since browsers do this and you're li...
Difference between Select and ConvertAll in C#
...on all IEnumerable<T> objects whereas ConvertAll is implemented only by List<T>. The ConvertAll method exists since .NET 2.0 whereas LINQ was introduced with 3.5.
You should favor Select over ConvertAll as it works for any kind of list, but they do the same basically.
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How to encrypt String in Java
... been discovered, but 256 is as solid as it gets.
Fun fact DES was broken by the NSA back when it was initially founded and actually kept a secret for a few years. Although some people still claim 3DES is secure, there are quite a few research papers that have found and analyzed weaknesses in 3DES....
sql primary key and index
...ptimize a query that uses the primary key and some other specific columns. By creating another index on the primary key column and including some other columns with it, you may reach the desired optimization for a query.
For example you have a table with many columns but you are only querying ID, N...
How do I find out what version of WordPress is running?
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The meta tag can be removed by a theme or plugin so that the version of WordPress is hidden, so that it can't be targeted with malicious intent by those seeking out older/unstable verisons. The other methods listed here could still work.
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Compiling C++ on remote Linux machine - “clock skew detected” warning
...e make decides which files to compile when performing an incremental build by checking if a source files has been modified more recently than its object file, this situation can cause unnecessary files to be built, or worse, necessary files to not be built.
However, if you are building from scratch...
Timer & TimerTask versus Thread + sleep in Java
...utor we can configure any number of threads and can also have full control by providing ThreadFactory.
Timer can be sensitive to system clock as it makes use of Object.wait(long) method. But ScheduledThreadPoolExecutor is not.
Runtime exceptions thrown in TimerTask will kill that particular thread, ...
Moving project to another folder in Eclipse
...rer Tab might still be the ones contained in the old_dir (you can check it by right clicking each and following through: "Resource -> Linked Resource" to see the Path Variables values). Thus, they have to be removed from this work space. Delete the Nios 2 Application Project and the BSP Project f...
Meaning of acronym SSO in the context of std::string
...e is limited (typically a few MiB), whereas the free store is only limited by your system's memory.
SSO is the Short / Small String Optimization. A std::string typically stores the string as a pointer to the free store ("the heap"), which gives similar performance characteristics as if you were to ...