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Seeking clarification on apparent contradictions regarding weakly typed languages
...o". If the developer is wrong, then the runtime will throw an exception in order to protect type safety. If the developer wishes to break type safety or memory safety, they can do so by turning off the type safety system by making an "unsafe" block. In an unsafe block you can use pointer magic to tr...
What's the difference between emulation and simulation? [duplicate]
...lements the CPU, the sound chip, the video output, the controller signals, etc. The unmodified code from a NES castridge can be dumped and then the resulting image can be loaded into our emulator and played.
A simulator is a partial implementation of a device/platform, it does just enough for its o...
Correct way to convert size in bytes to KB, MB, GB in JavaScript
...he size in bytes to be converted.
// pUnits: 'si'|'iec' si units means the order of magnitude is 10^3, iec uses 2^10
function prettyNumber(pBytes, pUnits) {
// Handle some special cases
if(pBytes == 0) return '0 Bytes';
if(pBytes == 1) return '1 Byte';
if(pBytes == -1) return '-1 By...
open_basedir restriction in effect. File(/) is not within the allowed path(s):
...andler section directive Server Root.
For example, in my case this way - / etc / httpd / httpd.conf.
Open the file httpd.conf, find the mention of the parameter open_basedir. And set it to none. (php_admin_value open_basedir none)
...
How to test Spring Data repositories?
...ake sure you can only bootstrap an app that has no invalid derived queries etc.
We create and cache CriteriaQuery instances for derived queries to make sure the query methods do not contain any typos. This requires working with the Criteria API as well as the meta.model.
We verify manually defined...
Facebook Architecture [closed]
...ey use. How do they scale & what are the design decisions for what they do etc. Main underpinning being to learn. Knowing about sites which handles such massive traffic gives lots of pointers for architects etc. to keep in mind certain stuff while designing new sites. I am sharing what I found.
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Linux MySql编译安装 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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cd support-files/
cp my-default.cnf /var/mysql/my.cnf
cp mysql.server /etc/rc.d/init.d/mysqld
chmod +x /etc/init.d/mysqld
chkconfig --level 345 mysqld on
#初始化数据库
/usr/local/mysql/scripts/mysql_install_db \
--defaults-file=/etc/my.cnf \
--basedir=/usr/local/mysql \
--datadir...
How to start jenkins on different port rather than 8080 using command prompt in Windows?
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With Ubuntu 14.4 I had to change the file /etc/default/jenkins
E.g.
#HTTP_PORT=8080
HTTP_PORT=8083
and restart the service
service jenkins restart
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C# list.Orderby descending
I would like to receive a list sorted by 'Product.Name' in descending order .
6 Answers
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Add a new column to existing table in a migration
...s
All of the commands for making things (controllers, models, migrations etc) have been moved under the make: command.
php artisan migrate is still the same though.
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