大约有 19,605 项符合查询结果(耗时:0.0238秒) [XML]
c++ boost库 序列化与反序列化 - c++1y / stl - 清泛IT社区,为创新赋能!
...ot;boost/archive/xml_oarchive.hpp"
#include "boost/serialization/base_object.hpp"
#include "boost/serialization/list.hpp"
#include "boost/serialization/map.hpp"
#include "boost/serialization/vector.hpp"
#include "boost/serialization/set.hpp"
#in...
error: ‘uint16_t’ does not name a type - c++1y / stl - 清泛IT社区,为创新赋能!
...;
/* ISO C9x 7.18 Integer types <stdint.h>
* Based on ISO/IEC SC22/WG14 9899 Committee draft (SC22 N2794)
*/
#define __need_wint_t
#define __need_wchar_t
#include <stddef.h>
/* 7.18.1.1 Exact-width integer types */
typedef signed char int8_t;
typedef...
二进制文件的读写 - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!
...
如果想要保存二进制到文件,可以考虑转换成 ascii 或 base64 化,然后通过文件管理器保存为文件,具体请帮助,拓展文档找相应的拓展即可实现。
也可以考虑这个拓展,直接可以保存二进制数据到文件,拓展请自行下载:
...
Linux 堆内存快照可视化,快照比较,跟踪内存变化,定位内存泄漏等问题 - ...
...pdf #分析.heap文件,可视化生成pdf
jeprof xxx -pdf --base xx1.heap xx2.heap > 2.pdf # 比较2个.heap快照文件,分析差别
安装依赖库:
gperftools
jemalloc
graphviz
ghostscript
AppInventor实现图片和文字等进行发帖和查看帖子功能 - App应用开发 - 清泛...
...图片/文字上传功能,要采用 网络微数据库 组件,图片要base64化,但是数据库单Key存储容量有限,最多60KB。实现方式复杂且数据有限制,只能demo级别应用。
3、使用 leandb 付费在线数据库。或者自己搭建 数据库服务器+图片服务...
【二进制】UrsAI2ByteArray 字节数组扩展:读写二进制数据,二进制文件读写...
...问。随机访问的索引基址(第一个元素的索引)可以使用Base属性设置。可能的值为1(App Inventor中常用)或0(Java或C中常用)。组件以空数组开始,这意味着它不包含任何元素。可以使用以下方法添加元素:AddByte(无符号8位数...
Disable password authentication for SSH [closed]
...
Here's a script to do this automatically
# Only allow key based logins
sed -n 'H;${x;s/\#PasswordAuthentication yes/PasswordAuthentication no/;p;}' /etc/ssh/sshd_config > tmp_sshd_config
cat tmp_sshd_config > /etc/ssh/sshd_config
rm tmp_sshd_config
...
A regular expression to exclude a word/string
...
I confirm Mark's reMark ;) - for example, Pycharm is Java-based, isn't it? So, considering regexes in Pycharm search Alix's solution works, the other does not.
– fanny
Sep 16 '16 at 14:13
...
count(*) vs count(column-name) - which is more correct? [duplicate]
...s a non-null expressions
Your use of COUNT(*) or COUNT(column) should be based on the desired output only.
share
|
improve this answer
|
follow
|
...
How can I prevent SQL injection in PHP?
...d queries. These are SQL statements that are sent to and parsed by the database server separately from any parameters. This way it is impossible for an attacker to inject malicious SQL.
You basically have two options to achieve this:
Using PDO (for any supported database driver):
$stmt = $pdo-&g...
