Abstract: when developing a system, a system is generally divided into several modules, which improves the maintainability of the system. However, due to the inevitable association between modules, therefore, when a module is changed, other modules may be updated. Of course, it is okay to manually compile the connection for small systems. However, if it is a large system, there are many modules, the manual compilation method is not applicable. In Linux, A ma
and. C are linked together ). The. o file is the target file)
If C or O parameters are not added for GCC compilation, A. Out binary file is generated by default.
B. Add the function library during compilation
Gcc a. C-lm-L/lib-L/usr/lib-L indicates that the addition of a function library-m is the libm. So function library, and the extension is omitted.
-L the path followed by the header file (by default, the system function library Linux is placed in/lib and/usr/lib)
1.
look professional enough. If the site you are providing cannot attract them in a matter of minutes, even if it fails. How can a user suddenly start trusting you in this situation?
All in all, as far as possible to do professional design, grinding good every minute details, the role of the site to play to the maximum. Especially when you want to build a trustworthy brand, you need to carefully identify every detail. Even if your design ability is limited, if you can pay attention to the followi
-game, the most lucrative site--QQ is 2.0. Instant Messaging is the essence of human interaction tools, QQ is the largest SNS, as for the game, borrow play "Journey" Shi Yuzhu's words: "The biggest attraction of online games in the community, in the interaction between players." A lot of people, the game will inevitably form a complex and stable social structure, which will have his friends and enemies, he will not be reluctant to leave ...
Re-understand the difference between web2.0 and 1.0
Let
Attention LU Songsong Many people have done the experience of the site, but do the biggest problem is not to make money, you can say that nine out of ten are not making money, of course, some people do the site just for the simple record of life, but more webmaster still want their site to be profitable. Why don't you make money on your website today? Let's look at the different views of netizens on making
Depending on your ultimate goal in life, adjusting the reorganization to supplement your "energy pool", make sure that the "Energy bank" makes every effort to support the ultimate goal of life.Third, grasp the heart of the Compass Life Center of gravity, that is, the heart of life, the support point of life. Everyone has a focus on life, even if it is not necessarily consciousness, but it still exists.The focus of life is generally divided into the fo
really attractive, and we could have received US $0.15 million in compensation. But we decided to tell the truth, because not only do we know the value of inventory, but our employees also know how to tell employees if we decide to resort to fraud.
You need to be an employee's role model and understand the consequences of everything you do. If the company's leadership decides to accept the money, it will tell the employee that fraud is permitted, as if they are saying :??" It is okay to falsely
The role of make oldconfig and menuconfig when building kernel.
1. Write in Linux Kernel design and implementation 3 (Linux Kernel Development 3:
After you modify the configuration file or use the existing configuration file to configure a new code tree, run the make oldconfig command to verify and update the configuration. Here, the role of make oldconfig is n
1 minutes to make someone Like You (ii)Chapter 4th Critical First Impressions1. A person will never have a second chance to give a first impression.2. We all have this feeling: after the first contact with a stranger, it is possible to determine whether his or her personality is introverted or extroverted, whether it is good talk or quiet.3. Modern psychology shows that when people are based on a series of information to understand an object, the init
how do you make money from the Internet? here to share a majority of the current domestic webmaster network money-making model. This mode is super simple, is: To do the website, engage in traffic, earn advertising fees! If you have not done, you may find it particularly difficult, in fact, very simple, when you understand the method, you will find that do not understand the technology can also be a lot of web sites, as long as efforts, you can p
Have seen a number of friends with Coreldraw,photoshop, and even use fireworks to draw, very admire, especially "with fireworks painting peony", in spare, they also try to draw Vice, but with flash, painting bamboo.Looks like the pictures, Chinese painting, or ... In fact, I want to draw into the Chinese painting, but I thought it was not as good as the above friend, so draw into freehand brushwork, my painting is very simple, mainly with multiple layers of flash, each layer on a part of the pai
Double-click the Phtoshop 7.0 icon to enter its interface, select "File-->new (New)" from the menu bar, pop up a dialog box, set the width (width) to 3000 (pixels), height (height) to 2500 (pixels), Mode:rgb Color.
2. Do background effectIn the layers (layer) panel bottom edge, click (New Layer) button, get Layer1. Click the (Set color) button and set the foreground color to black, as shown below:
Press "Alt+delete" to fill the Layer1 figure to black.
3. Decorate the background layerCreate a ne
For each of us seoer must go through the process is the site's revision, this article will introduce some common in the revision of the site is easy to make mistakes SEO and how we avoid them.
The following is part of our common website revision:
Change the Web publishing software, for example, you might replace WordPress with a blogger.
Change your URL address, such as your site at the URL using the query string (?/example.php ID = 9), and you may
Windows downloaded the linux-2.6.37 kernel source code, copy to the U disk, mounted to the centos 5.5 System in the virtual machine through Mount. You can use Putty to connect to the VM using host-only.
Mount the U disk in the/mnt/directory, copy the kernel compressed package to/mnt/kernel, tar decompress, enter the linux-2.6.37 directory. Run make menconfig. The prompt is:
Make [1]: *** no rule to
How to make women happier every dayAccording to Times Magazine, are you happy? The road to life is smooth, bumpy, successful, and frustrated. How to get happiness and keep it happy? According to the research results of different experts around the world, times weekly summarizes 20 ways to maintain a happy mood. Let's take a look at it to create a source of happiness for ourselves.Listen to musicUnexpectedly, music plays a similar role as eating and. W
. This is the most stupid mistake I have ever seen. I would like to visit those links that use the default blue pages, instead of links that are in the same color as normal text. You need to know how to navigate between pages and where to click links. You can't expect them to search for links over all the text lines with the mouse until they find that the mouse arrow turns into a "little hand ".
I fully understand that sometimes links cannot be highlighted in a certain color for design purp
I put the online money-making tutorial mode into three big chunks:
1. Selling Service
2, Sell products
3, selling advertising
No matter what product, service or advertisement you are, you can make money if you sell it. And AdWords is the fastest, most direct way to promote the network, so we do not just as a promotional platform, but to the AdWords as a marketing tool, so around it, we can also make the
Is this a mistake: six fatal mistakes that developers can easily make and six fatal mistakes made by developersIs this a mistake? Six fatal mistakes that developers can easily make? Update: DevStore editor Dong Xiangxiang Source: iheima comments (1)
Summary: All application creators place good wishes on their own applications, but many errors are caused by the destruction of app design in their unconscious
sure to create it using the built-in function make function:
m := make(map[string]string)
It is also possible to use the literal method, with the same effect as make:
m := map[string]string{}
Similarly, adding data directly to the nil slice is not allowed, because the underlying array of slice is not initialized by the Make
This is a creation in
Article, where the information may have evolved or changed.
The built-in functions in the go language new and make are the two primitives used for memory allocation (allocation primitives). For beginners, the difference between the two is also quite easy to confuse. Simply put, new allocates only memory, make is used for Slice,map, and the channel is initialized.
1. New
This is a bui
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