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How do I change an HTML selected option using JavaScript?
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Change
document.getElementById('personlist').getElementsByTagName('option')[11].selected = 'selected'
to
document.getElementById('personlist').value=Person_ID;
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Error when changing to master branch: my local changes would be overwritten by checkout
...hed); or - use stash:
git stash save your-file-name
git checkout master
# do whatever you had to do with master
git checkout staging
git stash pop
git stash save will create stash that contains your changes, but it isn't associated with any commit or even branch. git stash pop will apply latest s...
What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
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The key is "argument-less git-pull". When you do a git pull from a branch, without specifying a source remote or branch, git looks at the branch.<name>.merge setting to know where to pull from. git push -u sets this information for the branch you're pushing.
To se...
How to make a chain of function decorators?
How can I make two decorators in Python that would do the following?
17 Answers
17
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“Prevent saving changes that require the table to be re-created” negative effects
...only way SQL Server's Management Studio has been programmed to know how to do it.
There are certainly cases where it will do that when it doesn't need to, but there will also be cases where edits you make in Management Studio will not drop and re-create because it doesn't have to.
The problem is t...
Should the hash code of null always be zero, in .NET
...his MSDN entry goes into more detail around the hash code. Poignantly, the documentation does not provide any coverage or discussion of null values at all - not even in the community content.
To address your issue with the enum, either re-implement the hash code to return non-zero, add a default "u...
Android WebView: handling orientation changes
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If you do not want the WebView to reload on orientation changes simply override onConfigurationChanged in your Activity class:
@Override
public void onConfigurationChanged(Configuration newConfig){
super.onConfiguratio...
How do you run a SQL Server query from PowerShell?
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For others who need to do this with just stock .NET and PowerShell (no additional SQL tools installed) here is the function that I use:
function Invoke-SQL {
param(
[string] $dataSource = ".\SQLEXPRESS",
[string] $database = "Ma...
Split value from one field to two
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Unfortunately MySQL does not feature a split string function. However you can create a user defined function for this, such as the one described in the following article:
MySQL Split String Function by Federico Cargnelutti
With that function...
Calculate RSA key fingerprint
I need to do the SSH key audit for GitHub, but I am not sure how do find my RSA key fingerprint. I originally followed a guide to generate an SSH key on Linux.
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