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Bash Templating: How to build configuration files from templates with Bash?
...assuming that variables do not contain ${...} strings):
#!/bin/bash
while read -r line ; do
while [[ "$line" =~ (\$\{[a-zA-Z_][a-zA-Z_0-9]*\}) ]] ; do
LHS=${BASH_REMATCH[1]}
RHS="$(eval echo "\"$LHS\"")"
line=${line//$LHS/$RHS}
done
echo "$line"
done
. Solution...
Resumable downloads when using PHP to send the file?
...s 0 if it's not a partial content request
fseek($file, $offset);
$data = fread($file, $length);
fclose($file);
if ( $partialContent ) {
// output the right headers for partial content
header('HTTP/1.1 206 Partial Content');
header('Content-Range: bytes ' . $offset . '-' . ($offset +...
How to read attribute value from XmlNode in C#?
...e></N0de><Node> tags and subsequently loop through them and read the attribute "Name".
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Cause of a process being a deadlock victim
...d as a deadlock victim.
No. The SELECT is the victim because it had only read data, therefore the transaction has a lower cost associated with it so is chosen as the victim:
By default, the Database Engine chooses as the deadlock victim the
session running the transaction that is least expen...
Reading a delimited string into an array in Bash
...
In order to convert a string into an array, please use
arr=($line)
or
read -a arr <<< $line
It is crucial not to use quotes since this does the trick.
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How to get an MD5 checksum in PowerShell
...$hash = [System.BitConverter]::ToString($md5.ComputeHash([System.IO.File]::ReadAllBytes($someFilePath)))
Starting in PowerShell version 4, this is easy to do for files out of the box with the Get-FileHash cmdlet:
Get-FileHash <filepath> -Algorithm MD5
This is certainly preferable since ...
Simple C example of doing an HTTP POST and consuming the response
...rintf */
#include <stdlib.h> /* exit */
#include <unistd.h> /* read, write, close */
#include <string.h> /* memcpy, memset */
#include <sys/socket.h> /* socket, connect */
#include <netinet/in.h> /* struct sockaddr_in, struct sockaddr */
#include <netdb.h> /* stru...
Is it possible to use jQuery to read meta tags
Is it possible to use jQuery to read meta tags. If so do you know what the basic structure of the code will be, or have links to any tutorials.
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Jsoup SocketTimeoutException: Read timed out
..., the default timeout for an org.jsoup.Connection is 30 seconds.
As has already been mentioned, this can be set using timeout(int millis)
Also, as the OP notes in the edit, this can also be set using timeout(0). However, as the javadocs state:
A timeout of zero is treated as an infinite timeou...
How to read last commit comment?
Often during a commit ( $ git -commit -m "" ), I wish to read my last comment to remember what progress I have made. Is there an easy way to directly access the last commit message through command-line? (I'm using Windows.)
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