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Is there a performance difference between a for loop and a for-each loop?
...oduced in
release 1.5, gets rid of the clutter
and the opportunity for error by
hiding the iterator or index variable
completely. The resulting idiom
applies equally to collections and
arrays:
// The preferred idiom for iterating over collections and arrays
for (Element e : elements) {
...
How to load program reading stdin and taking parameters in gdb?
...
The redirection seems to work but I get some errors. Failed to read a valid object file image from memory. Program exited with code 042. Any ideas?
– vinc456
Jan 18 '09 at 18:04
...
What is the difference between typeof and instanceof and when should one be used vs. the other?
... Use instanceof for complex built in types - this is still prone to error. Better to use ES5 Array.isArray() et al. or the recommended shims.
– OrangeDog
May 4 '16 at 11:27
...
Can't find the PostgreSQL client library (libpq)
...nstall pg
But when I tried running bundle install again, it had the same error. Then I tried the entire bundle install with ARCHFLAGS like so:
ARCHFLAGS="-arch x86_64" bundle install
Worked for me! Make sure to replace x86_64 with i386 depending on what architecture you have.
...
A definitive guide to API-breaking changes in .NET
...LL, but also use a newer version of the Foo DLL. It breaks with a strange error, or at least it did for me in libraries I have developed before.
– Jeremy
Jun 7 '16 at 20:39
...
How many characters can a Java String have?
...];
System.out.println("len: " + len + " OK");
} catch (Error e) {
System.out.println("len: " + len + " " + e);
}
}
}
on Oracle Java 8 update 92 prints
len: 2147483647 java.lang.OutOfMemoryError: Requested array size exceeds VM limit
len: 2147483646 java...
How can I temporarily disable a foreign key constraint in MySQL?
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This doesn't work for me. When I try, I see:ERROR 1228 (HY000): Variable 'foreign_key_checks' is a SESSION variable and can't be used with SET GLOBAL
– Mike B
Dec 9 '16 at 0:25
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WinDbg基础资料（日本語） - IT优秀资料 - 清泛网 - 专注C/C++及内核技术
...or Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Windows Error Reporting\LocalDumps]
"DumpCount"=dword:0000000a
"DumpType"=dword:00000002
"CustomDumpFlags"=dword:00000000
"DumpFolder"=hex(2):25,00,55,00,53,00,45,00,52,00,50,00,52,00,4f,00,46,00,49,\
00,4c,00,45,00,25,00,5c,0...
A beginner's guide to SQL database design [closed]
...
The Celko book is a study in errors, and furthers the notion of implementing in code, what should be implemented in the database.
– PerformanceDBA
Apr 26 '15 at 2:05
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How to disable copy/paste from/to EditText
... Hi, I'm using this approach, but I'm getting Type mismatch error with this description Required:ActionMode.Callback! Found: on this part object: ActionMode.Callback. Any idea why it might not be working?
– Abdul Mateen
Dec 14 '19 at 18:06
...