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How can I get around MySQL Errcode 13 with SELECT INTO OUTFILE?
...etc/init.d/apparmor reload
WARNING: the change above will allow MySQL to read and write to the /data directory. We hope you've already considered the security implications of this.
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What happens when a computer program runs?
... like.
+---------+
| bss | Uninitialized global variables; must be in read-write memory area
+---------+
| data | data segment, for globals and static variables that are initialized
| | (can further be split up into read-only and read-write areas, with
| | read-only areas ...
What is a difference between
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So if I read it right, "<? extends E>" requires that "?" is a subclass of "E", and "<? super E>" requires that "E" is a subclass of "?", right?
– El Suscriptor Justiciero
Jun 26 '18 ...
Why does npm install say I have unmet dependencies?
...imilar problem with the error /usr/local/lib/node_modules/npm/node_modules/read-installed/node_modules/readdir-scoped-modules requires graceful-fs@'^4.1.2'
– wuliwong
Jul 6 '16 at 22:39
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How can I lock a file using java (if possible)
I have a Java process that opens a file using a FileReader. How can I prevent another (Java) process from opening this file, or at least notify that second process that the file is already opened? Does this automatically make the second process get an exception if the file is open (which solves my p...
Python - write() versus writelines() and concatenated strings
...ites every item.
Edit: Another point you should be aware of:
write() and readlines() existed before writelines() was introduced. writelines() was introduced later as a counterpart of readlines(), so that one could easily write the file content that was just read via readlines():
outfile.writeline...
Hidden Features of PHP? [closed]
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@Phoexo "little bit less read-able" ??? I never understanded and will never understand MSDN, while PHP docs are easy and clear.
– lauriys
Feb 13 '10 at 12:13
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Does opacity:0 have exactly the same effect as visibility:hidden
...lement.)
According to philnash's answer, elements with opacity:0 are still read by screen readers, while visible:hidden elements are not.
According to Chris Noe's answer, visibility has more options (such as collapse) and elements that are not visible no longer respond to clicks and cannot be tabbed...
How can I convert an image into a Base64 string?
...m using any I/O API
byte[] bytes;
byte[] buffer = new byte[8192];
int bytesRead;
ByteArrayOutputStream output = new ByteArrayOutputStream();
try {
while ((bytesRead = inputStream.read(buffer)) != -1) {
output.write(buffer, 0, bytesRead);
}
}
catch (IOException e) {
e.printStackT...
Populate data table from data reader
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You can load a DataTable directly from a data reader using the Load() method that accepts an IDataReader.
var dataReader = cmd.ExecuteReader();
var dataTable = new DataTable();
dataTable.Load(dataReader);
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