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How does grep run so fast?
...lly amazed by the functionality of GREP in shell, earlier I used to use substring method in java but now I use GREP for it and it executes in a matter of seconds, it is blazingly faster than java code that I used to write.(according to my experience I might be wrong though)
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How do I add custom field to Python log format string?
My current format string is:
7 Answers
7
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How to encrypt String in Java
What I need is to encrypt string which will show up in 2D barcode(PDF-417) so when someone get an idea to scan it will get nothing readable.
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How to determine CPU and memory consumption from inside a process?
...used by current process:
#include "stdlib.h"
#include "stdio.h"
#include "string.h"
int parseLine(char* line){
// This assumes that a digit will be found and the line ends in " Kb".
int i = strlen(line);
const char* p = line;
while (*p <'0' || *p > '9') p++;
line[i-3] = '...
ERROR 2003 (HY000): Can't connect to MySQL server on '127.0.0.1' (111)
...pdate in case of MySQL replication enabled
Try to connect MySQL server on IP for which MySQL server is bind in 'my.cnfinstead oflocalhost or 127.0.0.1`.
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Is there a way to escape a CDATA end token in xml?
...DIT2: The same section also reads:
Within a CDATA section, only the CDEnd string is recognized as markup, so that left angle brackets and ampersands may occur in their literal form; they need not (and cannot) be escaped using "&lt;" and "&amp;". CDATA sections cannot nest.
In other words, ...
How to round an average to 2 decimal places in PostgreSQL?
...ec',1); -- 3.1 float!
SELECT round(2.8+1/3.,'dec'::text); -- need to cast string? pg bug
PS: checking \df round after overloadings, will show something like,
Schema | Name | Result data type | Argument data types
------------+-------+------------------+----------------------------
mysch...
How to filter specific apps for ACTION_SEND intent (and set a different text for each app)
... it
emailIntent.putExtra(Intent.EXTRA_TEXT, Html.fromHtml(resources.getString(R.string.share_email_native)));
emailIntent.putExtra(Intent.EXTRA_SUBJECT, resources.getString(R.string.share_email_subject));
emailIntent.setType("message/rfc822");
PackageManager pm = getPackageManager()...
Why does Internet Explorer not send HTTP post body on Ajax call after failure?
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Are there other ways to fix this problem? Any javascript fix? I tried looking at the various XMLHTTP objects and they still didn't fix the issue.
– Berlin Brown
Dec 5 '11 at 22:08
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Input from the keyboard in command line application
...out dropping down in to C:
My solution is as follows:
func input() -> String {
var keyboard = NSFileHandle.fileHandleWithStandardInput()
var inputData = keyboard.availableData
return NSString(data: inputData, encoding:NSUTF8StringEncoding)!
}
More recent versions of Xcode need an ...