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Adjusting Eclipse console size
...preference'
step 2: go'run/Debug' form lift side of preference window and select 'console'
step 3: In right side of windows increase the size of 'Console buffer size(characters)'
step 4: click ok to exit
[window -->preference -->run/Debug -->console -->Console buffer size(characters)]
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In absence of preprocessor macros, is there a way to define practical scheme specific flags at proje
...BGU key work in #IF DEBUG works in debug mode and #ELSE in release mode:
Select your target,
In Build Setting tab search for "Active Compilation Condition",
Set the value of its "Debug" item to "YourKeyWord",
Use simply as follow:
#if DEBUG
print("You'r running in DEBUG mode!")
#else
prin...
How to invert a grep expression
... grep help text:
grep --help | grep invert
-v, --invert-match select non-matching lines
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Use of undeclared identifier 'kUTTypeMovie'
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Add MobileCoreServices.framework if not added already. Select your target and add linked binaries with library.
Add #import <MobileCoreServices/MobileCoreServices.h>
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No ConcurrentList in .Net 4.0?
...or all items 0-63, and a size-128 array for items 64-127. The overhead of selecting which one of two arrays to use, plus a memory barrier if desired, would be less than the overhead of even the most efficient reader-writer lock imaginable. Writes should probably use locks (lock-free would be possi...
How to get the last N rows of a pandas DataFrame?
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This is because of using integer indices (ix selects those by label over -3 rather than position, and this is by design: see integer indexing in pandas "gotchas"*).
*In newer versions of pandas prefer loc or iloc to remove the ambiguity of ix as position or label:
df....
PHP global in functions
... parameter.
function getCustomer($db, $id) {
$row = $db->fetchRow('SELECT * FROM customer WHERE id = '.$db->quote($id));
return $row;
}
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Why are joins bad when considering scalability?
...en so can you.
There are many reasons not to denomalize. First, speed of select queries is not the only or even main concern with databases. Integrity of the data is the first concern. If you denormalize then you have to put into place techniques to keep the data denormalized as the parent data ch...
How do I choose grid and block dimensions for CUDA kernels?
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The blocksize is usually selected to maximize the "occupancy". Search on CUDA Occupancy for more information. In particular, see the CUDA Occupancy Calculator spreadsheet.
sh...
Check if a class is derived from a generic class
...f (parent == cur || (isParameterLessGeneric && cur.GetInterfaces().Select(i => GetFullTypeDefinition(i)).Contains(GetFullTypeDefinition(parent))))
return true;
else if (!isParameterLessGeneric)
if (GetFullTypeDefinition(parent) == cur &&...