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Open firewall port on CentOS 7
...le approaches, it is useful to note that you can add your own services to /etc/firewalld/services. For inspiration, look at /usr/lib/firewalld/services/, where firewalld's predefined services are located.
The advantage of this approach is that later you will know why these ports are open, as you've...
What is the difference between server side cookie and client side cookie?
...n data, user preferences, the content of a chart in an e-commerce website, etc...
Pros and Cons
Below pros and cons of the solutions. These are the first that comes to my mind, there are surely others.
Cookie Pros:
scalability: all the data is stored in the browser so each request can go throug...
Get int value from enum in C#
...
Since Enums can be any integral type (byte, int, short, etc.), a more robust way to get the underlying integral value of the enum would be to make use of the GetTypeCode method in conjunction with the Convert class:
enum Sides {
Left, Right, Top, Bottom
}
Sides side = Sides.B...
How to code a BAT file to always run as admin mode?
... variable value and
executes prog in it (CMD.EXE, 4NT.EXE, etc.)
prog - The program to execute
args - Optional command line arguments to prog
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HTML Input=“file” Accept Attribute File Type (CSV)
...t;input type="file" accept="text/plain" />
For Image Files (.png/.jpg/etc), use:
<input type="file" accept="image/*" />
For HTML Files (.htm,.html), use:
<input type="file" accept="text/html" />
For Video Files (.avi, .mpg, .mpeg, .mp4), use:
<input type="file" accept="vi...
Open another application from your own (intent)
...Intent().getExtras() => if(extras != null) { extras.getString("blah") } etc
– Gaurav Vaish
Nov 19 '13 at 1:24
2
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How can I Remove .DS_Store files from a Git repository?
...wever, in such cases, .gitignore should deal with every OS' specific files etc if different developers are using different OS. Like rules for linux, OSX etc.
– Nerve
Jul 13 '13 at 19:15
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How to remove item from list in C#?
...sults list (because the first element has the index 0, the 2nd has index 1 etc).
So if you want to remove all entries where the first name is the same as in the 4th element of the results list, you can simply do it this way:
results.RemoveAll(r => results[3].FirstName == r.FirstName);
Note that ...
How to find out client ID of component for ajax update/render? Cannot find component with expression
...ng chapter.
Note: if it happens to contain iteration index like :0:, :1:, etc (because it's inside an iterating component), then you need to realize that updating a specific iteration round is not always supported. See bottom of answer for more detail on that.
Memorize NamingContainer components a...
SHA1 vs md5 vs SHA256: which to use for a PHP login?
...tnik SHA512 is a good alternative. Don't get me wrong; I'm not saying a stretched and salted SHA512 hash is insecure. It's secure. Even so, the fact remains that bcrypt is more secure, and so I see no reason not to use it.
– Johannes Gorset
Feb 15 '10 at 6:41
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