大约有 15,579 项符合查询结果（耗时：0.0274秒） [XML]
How to get a list of user accounts using the command line in MySQL?
...ing passwords. Omitting the host from the SET PASSWORD command produces an error. SET PASSWORD FOR wordpressuser = PASSWORD('...'); produces the error ERROR 1133 (42000): Can't find any matching row in the user table. Include the host and it works. SET PASSWORD FOR wordpressuser@localhost = PASSWORD...
Unmount the directory which is mounted by sshfs in Mac [closed]
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Using umount -f left me with broken directory giving error: "bash: cd: directory-name: Transport endpoint is not connected"
– peterdemin
Dec 9 '13 at 10:16
5
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Is it possible for a unit test to assert that a method calls sys.exit()
...
+1, as for checking error code it's far simpler to do just: self.assertRaisesRegex( SystemExit, '^2$', testMethod ) Less code, readable enough.
– Marek Lewandowski
Apr 11 '15 at 23:29
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Python date string to date object
...en as 1900. The issue occurs when parsing Feb date like '2902'. I get this error ValueError: day is out of range for month. Not sure how I can set the default year while parsing.
– Shubham Naik
Apr 19 at 13:28
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When should I use RequestFactory vs GWT-RPC?
...n a RPC class. THAT REALLY SUCKS.
e.g. It is impossible to add server-side errors obfuscation
Some security XSS concerns that are not quite elegantly solvable, see docs (I am not sure whether this is more elegant for RequestFactory)
Disadvantages of RequestFactory:
REALLY HARD to understand fr...
What are the differences between a pointer variable and a reference variable in C++?
...ontain nullptr.
int *p = nullptr;
int &r = nullptr; <--- compiling error
int &r = *p; <--- likely no compiling error, especially if the nullptr is hidden behind a function call, yet it refers to a non-existent int at address 0
Pointers can iterate over an array; you can use ++ to go...
How do I use a file grep comparison inside a bash if/else statement?
...grep:
Exit status is 0 if any line was selected, 1 otherwise;
if any error occurs and -q was not given, the exit status is 2.
if grep --quiet MYSQL_ROLE=master /etc/aws/hosts.conf; then
echo exists
else
echo not found
fi
You may want to use a more specific regex, such as ^MYSQL_ROLE=ma...
Manually put files to Android emulator SD card
... you are using Eclipse's File Explorer and getting "read only file system" errors, first run from cmdline: adb remount
– Sagi Mann
Aug 2 '12 at 14:26
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How to prevent errno 32 broken pipe?
...IPE signal or setting a dummy signal handler for it. In this case a simple error will be returned when writing to a closed socket. In your case a python seems to throw an exception that can be handled as a premature disconnect of the client.
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What is the difference between 'typedef' and 'using' in C++11?
...ements
// C++ 11.
for(using Foo = int; Foo{} != 0;) {}
// ^^^^^^^^^^^^^^^ error: expected expression
// C++17 (initialization expressions in switch and if statements).
if (using Foo = int; true) { (void)Foo{}; }
// ^^^^^^^^^^^^^^^ error: expected expression
switch(using Foo = int; 0) { case 0: (...