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How do I find the location of the executable in C? [duplicate]
...ints directly to executable.
Note that it is up to the calling process to set argv[0] correctly.
It is right most of the times however there are occasions when the calling process cannot be trusted (ex. setuid executable).
On Windows: use GetModuleFileName(NULL, buf, bufsize)
...
Key hash for Android-Facebook app
... $ keytool -exportcert -alias androiddebugkey -keystore "C:\Documents and Settings\Administrator.android\debug.keystore" | "C:\OpenSSL\bin\openssl" sha1 -binary
|"C:\OpenSSL\bin\openssl" base64
it will ask for password, put android
that's all. u will get a key-hash
For more info visit here...
reading from app.config file
...
ConfigurationSettings.AppSettings is obsolete, you should use ConfigurationManager.AppSettings instead (you will need to add a reference to System.Configuration)
int value = Int32.Parse(ConfigurationManager.AppSettings["StartingMonthColu...
What is the difference between const and readonly in C#?
...f values)
Can be used in attributes
Readonly instance fields
Must have set value, by the time constructor exits
Are evaluated when instance is created
Static readonly fields
Are evaluated when code execution hits class reference (when new instance is created or a static method is executed)
M...
Why do you program in assembly? [closed]
...ot all compilers can make use of certain CPU optimizations and instruction set (e.g., the new instruction sets that Intel adds once in a while). Waiting for compiler writers to catch up means losing a competitive advantage.
Easier to match actual code to known CPU architecture and optimization. For...
pandas DataFrame: replace nan values with average of columns
... @amalik2205 because otherwise you are leaking information from the test set into the training set! Imagine it like this: We have 100 data rows and we consider column x. The first 99 entries of x are NA. We want to split off row 100 as a test set. Let's assume row 100 has value 20 in column x. The...
Principles for Modeling CouchDB Documents
...nsider that each time you are requesting/updating that doc you have to get/set the document in its entirety, so passing around a massive documents that either represent the entire site or a post with a lot of comments on it can become a problem you would want to avoid.
In the case where posts are m...
Emacs in Windows
...ile can be placed in C:\Users\YourName if the HOME environment variable is set. This is a great way to handle it because it works on a user basis and mimics emacs behavior on Linux. You can download the zip from any gnu software repository mirror in the emacs/windows folder. You want the file tha...
Input text dialog Android
...og. You simply need to create an EditText for the user to input data, and set it as the view of the AlertDialog. You can customize the type of input allowed using setInputType, if you need.
If you're able to use a member variable, you can simply set the variable to the value of the EditText, and ...
Simplest way to do a fire and forget method in c# 4.0
...ption property will be Null and a null reference exception will be thrown. Setting the task continuation option to OnlyOnFaulted will eliminate the need for the null check or check if the exception is null before using it.
– sanmcp
Nov 26 '16 at 4:56
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