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Determine the number of lines within a text file
... belated edit: If you're using .NET 4.0 or later
The File class has a new ReadLines method which lazily enumerates lines rather than greedily reading them all into an array like ReadAllLines. So now you can have both efficiency and conciseness with:
var lineCount = File.ReadLines(@"C:\file.txt").C...
Why does cURL return error “(23) Failed writing body”?
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This happens when a piped program (e.g. grep) closes the read pipe before the previous program is finished writing the whole page.
In curl "url" | grep -qs foo, as soon as grep has what it wants it will close the read stream from curl. cURL doesn't expect this and emits the "Faile...
How to load program reading stdin and taking parameters in gdb?
... The redirection seems to work but I get some errors. Failed to read a valid object file image from memory. Program exited with code 042. Any ideas?
– vinc456
Jan 18 '09 at 18:04
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“for line in…” results in UnicodeDecodeError: 'utf-8' codec can't decode byte
....6/lib/python3.6/configparser.py and changed the code to the following def read(self, filenames, encoding="ISO-8859-1"):
– Евгений Коптюбенко
Sep 27 '18 at 14:18
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Reading HTML content from a UIWebView
Is it possible to read the raw HTML content of a web page that has been loaded into a UIWebView ?
10 Answers
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Bash tool to get nth line from a file
... This is about 5 times slower than the tail / head combination when reading a file with 50M rows
– duhaime
Jun 4 '18 at 14:42
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Can an Android NFC phone act as an NFC tag?
From what I have understood so far, an NFC phone will act as an NFC reader which will read data from an NFC tag. Now my question is, can we switch this around? Can we make an Android NFC phone behave as the tag which an NFC reader will get data from?
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How do I get the logfile from an Android device?
...I usually do the following:
connect the device to the pc.
Check that I already setup my os for that particular device.
Open a terminal
Run adb shell logcat > log.txt
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What's the difference between disabled=“disabled” and readonly=“readonly” for HTML form input fields
I have read a bit on this, but I can't seem to find anything solid about how different browsers treat things.
5 Answers
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String literals: Where do they go?
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A common technique is for string literals to be put in "read-only-data" section which gets mapped into the process space as read-only (which is why you can't change it).
It does vary by platform. For example, simpler chip architectures may not support read-only memory segments s...