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What is the difference between List (of T) and Collection(of T)?
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answered Feb 4 '15 at 20:05
Ian BoydIan Boyd
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“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed
...ed to start because it could not find or load the Qt platform plugin "xcb" error was thrown.
How to resolve this in Linux
Firstly you should create platforms directory where your binary is, because it is the place where Qt looks for XCB library. Copy libqxcb.so there. I wonder why authors of other a...
iReport not starting using JRE 8
...ash, no window.
When I launch ireport_w.exe in a cmd, I get this message:
Error occurred during initialization of VM
Could not reserve enough space for object heap
Error: Could not create the Java Virtual Machine.
Error: A fatal exception has occurred. Program will exit.
Solution:
In file etc/irep...
Android app in Eclipse: Edit text not showing on Graphical layout
...ycopy([CI[CII)V
Exception details are logged in Window > Show View > Error Log
Even when I go to Window > Show View there is no error log option. The whole designer is useless now, because I can not use it anymore until I delete the EditText directly from the xml. What is causing this ...
Where can I find the Java SDK in Linux after installing it?
I installed JDK using apt-get install but I don't know where my jdk folder is. I need to set the path for that. Does any one have a clue on the location?
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Finding three elements in an array whose sum is closest to a given number
... a better solution because it's easier to read and therefore less prone to errors. The only problem is, we need to add a few lines of code to avoid multiple selection of one element.
Another O(n^2) solution (by using a hashset).
// K is the sum that we are looking for
for i 1..n
int s1 = K - A...
When to use “ON UPDATE CASCADE”
...t table (and you have referential integrity), you should get a foreign key error.
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@import vs #import - iOS 7
... "Frameworks" group. It will save many developers from the cryptic "Linker error" messages.
You don't actually need to use the @import keyword. If you opt-in to using modules, all #import and #include directives are mapped to use @import automatically. That means that you don't have to change your s...
Correct Bash and shell script variable capitalization
...OB_HOME JOB_LOG JOB_TEMP JOB_RUN_CONTROL
Constants: LOG_DEBUG LOG_INFO LOG_ERROR STATUS_OK STATUS_ERROR STATUS_WARNING
Use "snake case" (all lowercase and underscores) for all variables that are scoped to a single script or a block.
Examples: input_file first_value max_amount num_errors
Use mixed...
Rename multiple files by replacing a particular pattern in the filenames using a shell script [dupli
...en dash encounters ${file//IMG/myVacation}, it fails with Bad substitution error because this syntax does not conform to POSIX.
– Susam Pal
Sep 22 at 9:38
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