大约有 47,000 项符合查询结果（耗时：0.0600秒） [XML]
Why is the gets function so dangerous that it should not be used?
...
In order to use gets safely, you have to know exactly how many characters you will be reading, so that you can make your buffer large enough. You will only know that if you know exactly what data you will be reading.
Instead of...
Linux command or script counting duplicated lines in a text file?
...ve counts, i.e.:
sort filename | uniq -c
and to get that list in sorted order (by frequency) you can
sort filename | uniq -c | sort -nr
share
|
improve this answer
|
fol...
Class Not Found Exception when running JUnit test
...rary but that was under the Libraries tab. Then I went to Build Path -> Order & Export -> as was able to move Maven Dependencies above JRE System library. Then I built the project and ran a Maven install, then the test ran successfully.
– Megan
Aug 2...
Node.js: what is ENOSPC error and how to solve?
...d to avoid ENOSPC:
echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p
For Arch Linux add this line to /etc/sysctl.d/99-sysctl.conf:
fs.inotify.max_user_watches=524288
Then execute:
sysctl --system
This will also persist across reboots.
Technic...
iOS 6 apps - how to deal with iPhone 5 screen size? [duplicate]
...mes will require more efforts).
I've created a small UIDevice category in order to deal with all screen resolutions. You can get it here, but the code is as follows:
File UIDevice+Resolutions.h:
enum {
UIDeviceResolution_Unknown = 0,
UIDeviceResolution_iPhoneStandard = 1, ...
How to get UTF-8 working in Java webapps?
... in my Java webapp (servlets + JSP, no framework used) to support äöå etc. for regular Finnish text and Cyrillic alphabets like ЦжФ for special cases.
...
MySQL root access from all hosts
...tstat -tupan | grep mysql
Update For Ubuntu 16:
Config file is (now)
/etc/mysql/mysql.conf.d/mysqld.cnf
(at least on standard Ubuntu 16)
share
|
improve this answer
|
...
Why use AJAX when WebSockets is available?
...tive games, dynamic media streams, bridging to existing network protocols, etc).
However, there is certainly an overlap in purpose between WebSockets and AJAX/Comet. For example, when the browser wants to be notified of server events (i.e. push) then Comet techniques and WebSockets are certainly bo...
What is a Proxy in Doctrine 2?
...fetch unnecessary data.
SELECT a.title, a.createdAt
FROM Entity\Article a
ORDER BY a.createdAt DESC
LIMIT 25
$isFirst = true;
foreach ($articles as $article) {
echo $article->getTitle();
echo $article->getCreatedAt();
if ($isFirst) {
echo $article->getContent(); // Ar...
Getting root permissions on a file inside of vi? [closed]
...eed to add your user to sudoer file first, enter the root user, and open /etc/sudoers file, add your_username ALL=(ALL) ALL under the line root ALL=(ALL) ALL, quit and save.
– coolesting
Oct 25 '11 at 3:18
...