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Should I commit or rollback a read transaction?
I have a read query that I execute within a transaction so that I can specify the isolation level. Once the query is complete, what should I do?
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Read/Write String from/to a File in Android
... Log.e("Exception", "File write failed: " + e.toString());
}
}
Read File:
private String readFromFile(Context context) {
String ret = "";
try {
InputStream inputStream = context.openFileInput("config.txt");
if ( inputStream != null ) {
InputStreamR...
Is it possible to read from a InputStream with a timeout?
...tream.available():
Returns an estimate of the number of bytes that can be read (or skipped over)
from this input stream without blocking by the next invocation of a method for
this input stream.
An estimate is unavoidable due to timing/staleness. The figure can be a one-off underestimate becau...
open read and close a file in 1 line of code
... and explicit:
with open('pagehead.section.htm','r') as f:
output = f.read()
Now it's just two lines and pretty readable, I think.
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Lazy Method for Reading Big File in Python?
I have a very big file 4GB and when I try to read it my computer hangs.
So I want to read it piece by piece and after processing each piece store the processed piece into another file and read next piece.
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Reading an Excel file in PHP [closed]
I'm trying to read an Excel file (Office 2003). There is an Excel file that needs to be uploaded and its contents parsed.
8...
Reading a file line by line in Go
I'm unable to find file.ReadLine function in Go. I can figure out how to quickly write one, but I am just wondering if I'm overlooking something here. How does one read a file line by line?
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What is the Linux equivalent to DOS pause?
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read does this:
user@host:~$ read -n1 -r -p "Press any key to continue..." key
[...]
user@host:~$
The -n1 specifies that it only waits for a single character. The -r puts it into raw mode, which is necessary because other...
How to style readonly attribute with CSS?
I'm currently using readonly="readonly" to disable fields. I'm now trying to style the attribute using CSS. I've tried using
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How do I use Node.js Crypto to create a HMAC-SHA1 hash?
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hmac.write(text); // write in to the stream
hmac.end(); // can't read from the stream until you call end()
hash = hmac.read().toString('hex'); // read out hmac digest
console.log("Method 1: ", hash);
// Method 2 - Using update and digest:
hmac = crypto.createHmac(algorithm, secret);
hm...