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Check if two linked lists merge. If so, where?
...gain. But now it won't go back to the beginning of the list it originally started from! Instead, it will go to the beginning of the other list! The number of iterations it made should be calculated and equal to y.
So we know the following numbers:
x = a+c
y = b+c
z = a+b
From which we determi...
Reload activity in Android
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You can Simply use
finish();
startActivity(getIntent());
to refresh an Activity from within itself.
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What is the best way to auto-generate INSERT statements for a SQL Server table?
... @Column_List varchar(8000),
@Column_Name varchar(128),
@Start_Insert varchar(786),
@Data_Type varchar(128),
@Actual_Values varchar(8000), --This is the string that will be finally executed to generate INSERT statements
@IDN varchar(128) --Will con...
Java Keytool error after importing certificate , “keytool error: java.io.FileNotFoundException & Acc
... open the command prompt in administrator mode. If not, you can also go to start -> all programs -> accessories -> right click command prompt and click 'run as administrator'.
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Visual Studio popup: “the operation could not be completed”
...st, and some preferences that are not saved in the solution file (like the starting project) and other things.
Normally you can delete the .suo file without problems. You might have to set the StartUp Project for your solution afterwards.
Just to stay on the safe way, you can rename the .suo file,...
How to find day of week in php in a specific timezone
... Since php 5.1.0 you can use date("N", $timestamp) to get 1..7 values starting from Monday. In the older versions you can use the trick (date("w", $timestamp) + 6) % 7 to get 0..6 values starting from Monday.
– oluckyman
Mar 23 '13 at 6:17
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How can I trim beginning and ending double quotes from a string?
... a character. So this regex says, replace all occurrences of quote at the start, or quote at the end, with the empty string. Just as requested.
– Carl Manaster
Apr 9 '10 at 15:53
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Fragment lifecycle - which method is called upon show / hide?
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Similar to activity lifecycle, Android calls onStart() when fragment becomes visible. onStop() is normally called when fragment becomes invisible, but it can also be called later in time.
Depending on your layout Android can call onStart() even, when your Fragment is not...
How to structure a express.js application?
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everyauth = require("./config-everyauth.js"),
routes = require("./start-routes.js"),
tools = require("buffertools"),
nko = require("nko"),
sessionStore = new (require("express").session.MemoryStore)()
module.exports = function(app) {
everyauth(app);
configure(app, sessi...
How to calculate date difference in JavaScript?
...f different lengths and different times (e.g. the day that daylight saving starts is 1 hour shorter than usual and two hours shorter than the day that it ends).
Here is a function for a difference in days that ignores the time, i.e. for the above dates it returns 1.
/*
Get the number of days be...