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LINQ: When to use SingleOrDefault vs. FirstOrDefault() with filtering criteria
...and using the appropriate one, depending on the expected results, improves readability.
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PHP exec() vs system() vs passthru()
...g.
There are also proc_open() and popen() which allow you to interactively read/write streams with an executing command.
Add "2>&1" to the command string if you also want to capture/display error messages.
Use escapeshellcmd() to escape command arguments that may contain problem characters.
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How can I generate a unique ID in Python? [duplicate]
... answered Jul 31 '09 at 2:54
DreadPirateShawnDreadPirateShawn
7,40444 gold badges4545 silver badges6868 bronze badges
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Safest way to convert float to integer in python?
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Did you even read the question? He is aware of the int() function, but has asked if you may run into trouble with 1.9999 instead of 2.0. Your answer is not even close to an answer at all, you missed the whole point...
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How do you add Boost libraries in CMakeLists.txt?
... to ON if you want):
set(Boost_USE_STATIC_LIBS OFF)
set(Boost_USE_MULTITHREADED ON)
set(Boost_USE_STATIC_RUNTIME OFF)
find_package(Boost 1.45.0 COMPONENTS *boost libraries here*)
if(Boost_FOUND)
include_directories(${Boost_INCLUDE_DIRS})
add_executable(progname file1.cxx file2.cxx)
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How does the getView() method work when creating your own custom adapter?
...the UI element using findViewById().
Why do all the articles that I've read check if convertview is null or not first? What does it mean when it is null and what does it mean when it isn't?
This is an interesting one. You see, getView() is called everytime an item in the list is drawn. Now, be...
Why is using the JavaScript eval function a bad idea?
...nt, why do you say Eval() opens up your code to injection attacks? Isn't already opened? (I'm talking about client JavaScript of course)
– Eduardo Molteni
Oct 24 '12 at 1:52
62
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jQuery pass more parameters into callback
...function declarations. The behavior differs a lot depending on JS runtime (read browser). Also try to compare the function name shown in stacktrace/breakpoint in Firebug.
– Ihor Kaharlichenko
May 25 '11 at 7:51
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Streaming Audio from A URL in Android using MediaPlayer?
... take sometime to buffer the content so prepare it inside the background thread and starting it on UI thread.
* @author piyush
*
*/
class Player extends AsyncTask<String, Void, Boolean> {
private ProgressDialog progress;
@Override
protected Boolean doInBackground(String... par...
What is the difference between HashSet and List?
...r
Adding to a HashSet returns a boolean - false if addition fails due to already existing in Set
Can perform mathematical set operations against a Set: Union/Intersection/IsSubsetOf etc.
HashSet doesn't implement IList only ICollection
You cannot use indices with a HashSet, only enumerators.
The m...