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How to replace a character by a newline in Vim
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Use \r instead of \n.
Substituting by \n inserts a null character into the text. To get a newline, use \r. When searching for a newline, you’d still use \n, however. This asymmetry is due to the fact that \n and \r do slightly different things:
\n matches an end of line (newline...
Setting an object to null vs Dispose()
...ode) to know when you're not going to use a reference again. For example:
StringBuilder sb = new StringBuilder();
sb.Append("Foo");
string x = sb.ToString();
// The string and StringBuilder are already eligible
// for garbage collection here!
int y = 10;
DoSomething(y);
// These aren't helping at...
What's the difference between utf8_general_ci and utf8_unicode_ci?
...OLLATE ... and Description LIKE 'test%' COLLATE ... only process a single string ("test") at runtime, don't they? 3) In real apps, columns used in ordering would probably be indexed, and indexing speed on different collations with real non-ASCII text might differ.
– Halil Özg...
I need to store postal codes in a database. How big should the column be?
I expect the column to be a VARCHAR2, in my Oracle Database.
8 Answers
8
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Indenting #defines
...eprocessor did not allow for space between the start of a line and the "#" character; the leading "#" had to always be placed in the first column.
Pre-ANSI C compilers are non-existent these days. Use which ever style (space before "#" or space between "#" and the identifier) you prefer.
http://ww...
The resulting API analysis is too large when upload app to mac store
..... store the selector name in reverse, like "dlroWolleH", then reverse the string before you call the method.
If Apple gets wise to that then you can encrypt them.
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How to get StackPanel's children to fill maximum space downward?
...g space up between its child elements (giving them each the same amount of extra space). Elements should render fine if they are given more space than they wanted, but if you give them less you will start to see glitches.
If you want to be able to scroll the whole thing then I am afraid things wil...
How do I disable a Pylint warning?
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List with the actual strings to use: gist.github.com/m451/965bb613177dd4fa896b815aa0e0e365
– masi
Apr 7 at 11:55
add a co...
Generating an MD5 checksum of a file
...turn hash_md5.hexdigest()
Note: hash_md5.hexdigest() will return the hex string representation for the digest, if you just need the packed bytes use return hash_md5.digest(), so you don't have to convert back.
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How does the Windows Command Interpreter (CMD.EXE) parse scripts?
...e concepts that are important throughout this phase.
A token is simply a string of characters that is treated as a unit.
Tokens are separated by token delimiters. The standard token delimiters are <space> <tab> ; , = <0x0B> <0x0C> and <0xFF>
Consecutive token delimite...