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How to replace strings containing slashes with sed?
...one:g
You can use any character as a delimiter that's not part of either string. Or, you could escape it with a backslash:
s/\//foo/
Which would replace / with foo. You'd want to use the escaped backslash in cases where you don't know what characters might occur in the replacement strings (if t...
Why can't yield return appear inside a try block with a catch?
...ting scopes with things like using and foreach. For example: try{foreach (string s in c){yield return s;}}catch(Exception){}
– Brian
Oct 26 '10 at 20:28
...
Determine device (iPhone, iPod Touch) with iOS
...
You can use the UIDevice class like this:
NSString *deviceType = [UIDevice currentDevice].model;
if([deviceType isEqualToString:@"iPhone"])
// it's an iPhone
share
|
...
Find duplicate lines in a file and count how many time each line was duplicated?
...at does just the counting in a single pass using a prefix tree (in my case strings often have common prefixes) or similar, that should do the trick in O(n) * avg_line_len. Does anyone know such a commandline tool?
– Droggl
Nov 20 '13 at 17:27
...
How to get the last character of a string in a shell?
I have written the following lines to get the last character of a string:
8 Answers
8
...
How do you run a SQL Server query from PowerShell?
...here is the function that I use:
function Invoke-SQL {
param(
[string] $dataSource = ".\SQLEXPRESS",
[string] $database = "MasterData",
[string] $sqlCommand = $(throw "Please specify a query.")
)
$connectionString = "Data Source=$dataSource; " +
"In...
Referring to the null object in Python
...Empty()
>>> empty==None
True
But then it also works on the empty string
>>> empty==''
True
And yet
>>> ''==None
False
>>> empty is None
False
Case 2: Using None as a boolean
The following two tests
if value:
# Do something
if not value:
# Do something
...
How do I best silence a warning about unused variables?
...tion is more convenient, although less cleaner.
– cbuchart
Jul 17 '14 at 6:57
I think simpler is better, commenting ou...
Why should casting be avoided? [closed]
...e caught by the Java compiler, and not just generic ones either. Consider (String)0;
– Marquis of Lorne
Nov 13 '10 at 21:11
...
VS2005中SetUnhandledExceptionFilter函数应用 - C/C++ - 清泛网 - 专注C/C++及内核技术
... "SetUnhandledExceptionFilter");
if (addr)
{
unsigned char code[16];
int size = 0;
code[size++] = 0x33;
code[size++] = 0xC0;
code[size++] = 0xC2;
code[size++] = 0x04;
code[size++] = 0x00;
DWORD dwOld...