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Allowed characters in Linux environment variable names
...ecial characters as a part of a variable name. However when one program or script (e.g. java or perl) initializes a variable with special characters in its name and calls another executable (a child process) the latter executable can access that variable without problems.
– o...
Get application version name using adb
...
If you want to get all package versions, try this awk script:
adb shell dumpsys package | awk '/^[ ]*Package \[.*\] (.*)/ { i = index($0, "[") + 1; pkg = substr($0, i, index($0, "]") - i); } /[ ]*versionName=/ { { print pkg "\t" substr($0, index($0, "=") + 1); pkg = ""; } }'
...
How to dump a table to console?
...lines to file in about a second.
The output also keeps lua syntax and the script can easily be modified
for simple persistent storage by writing the output to file if modified to allow
only number, boolean, string and table data types to be formatted.
function print_table(node)
local cache, st...
ASP.NET MVC Custom Error Handling Application_Error Global.asax?
...uestContext.HttpContext.Request.IsAjaxRequest())
{
JavaScriptResult result = new JavaScriptResult()
{
Script = "try{history.pushState(null,null,window.location.href);}catch(err){}window.location.replace('" + UrlHelper.GenerateContentUrl(this.Url, conte...
Difference between the Apache HTTP Server and Apache Tomcat? [closed]
...ment ). The web server is ON by default when you run Tomcat’s startup.sh script, listening on port 8080 for incoming connections (HTTP calls). Tomcat is pure Java, with its own web server implementation (Coyote). The Apache HTTP Server (AHS), in contrast, has a completely separate implementation o...
Git, see a list of comments of my last N commits
...g. git log -5. If you're limiting the number of commits to output within a script, you should be kind to others and use the long option, e.g. git log --max-count=5.
– Dennis
Apr 3 '14 at 18:21
...
Redis cache vs using memory directly
..., various item eviction policies, blocking queues, pub/sub, atomicity, Lua scripting, etc ...
Redis can replicate its activity with a master/slave mechanism in order to implement high-availability.
Basically, if you need your application to scale on several nodes sharing the same data, then someth...
ValidateAntiForgeryToken purpose, explanation and example
...ery attacks.
A cross-site request forgery is an attack in which a harmful script element, malicious command, or code is sent from the browser of a trusted user. For more information on this please visit
http://www.asp.net/mvc/overview/security/xsrfcsrf-prevention-in-aspnet-mvc-and-web-pages.
It is...
Changing Ctrl + Tab behavior for moving between documents in Visual Studio
... people to actually understand an options menu rather than "Here, run this script" or, "Install this addon!"... Isn't this a site for programmers?
– Zoey
Apr 2 '13 at 3:31
1
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How to run a program without an operating system?
...he case for regular userland executables.
To better understand the linker script part, familiarize yourself with the relocation step of linking: What do linkers do?
Cooler x86 bare metal programs
Here are a few more complex bare metal setups that I've achieved:
multicore: What does multicore assem...