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SQL NVARCHAR and VARCHAR Limits
... data (1 billion double byte characters).
From nchar and nvarchar in Books online the grammar is
nvarchar [ ( n | max ) ]
The | character means these are alternatives. i.e. you specify either n or the literal max.
If you choose to specify a specific n then this must be between 1 and 4,000 but using...
How do you determine the size of a file in C?
...
**Don't do this (why?):
Quoting the C99 standard doc that i found online: "Setting the file position indicator to end-of-file, as with fseek(file, 0, SEEK_END), has undefined behavior for a binary stream (because of possible trailing null characters) or for any stream with state-dependent ...
What is Java Servlet?
...le).
Servlet Specification.
Simple Servlet example.
Start reading the book online/PDF
It also provides you download of the whole book. May be this will help.
if you are just starting servlets may be it's a good idea to read the material along with the servlet API. it's a slower process of learning, ...
How do I modify fields inside the new PostgreSQL JSON datatype?
...n't find any examples of this in the postgresql documentation, or anywhere online. I have tried the obvious:
21 Answers
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How to build & install GLFW 3 and use it in a Linux project
...till seems to work in 2020 however it is not explicitly stated by the glfw online instructions.
cmake -G "Unix Makefiles"
You may need to run sudo apt-get build-dep glfw3 before (?). I ran both this command and sudo apt install xorg-dev as per the instructions.
Finally run make
Now in your proj...
What is the difference between sigaction and signal?
... should use sigaction()
rather than signal()
http://pubs.opengroup.org/onlinepubs/009695399/functions/signal.html#tag_03_690_07
Whether you're starting from scratch or modifying an old program, sigaction should be the right option.
...
How do I match any character across multiple lines in a regular expression?
...gex engine, the . matches any char there (including line breaks). See this online Bash demo.
– Wiktor Stribiżew
Dec 19 '18 at 7:33
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Determine Whether Two Date Ranges Overlap
...in Snodgrass's Developing Time-Oriented Applications in SQL (PDF available online at URL), and in Date, Darwen and Lorentzos Temporal Data and the Relational Model (2002) or Time and Relational Theory: Temporal Databases in the Relational Model and SQL (2014; effectively the second edition of TD&am...
手握利器，直面“蓝脸”! ——使用WinDbg抗击系统崩溃 - 操作系统(内核) - ...
...Windows XP用户提交给微软在线崩溃分析(Microsoft OCA, Microsoft Online Crash Analysis)站点的内存转储文件，微软对引起崩溃的原因进行了统计分类，如下图所示：（数据于2004年4月份生成）。
既然Windows向我们露出了无奈的“蓝脸”，...
How to initialize log4j properly?
...
Find a log4j.properties or log4j.xml online that has a root appender, and put it on your classpath.
### direct log messages to stdout ###
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target=System.out
log4j.appender.stdout.layout...