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Remove an item from a dictionary when its key is unknown
What is the best way to remove an item from a dictionary by value, i.e. when the item's key is unknown? Here's a simple approach:
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Download JSON object as a file from browser
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This is how I solved it for my application:
HTML:
<a id="downloadAnchorElem" style="display:none"></a>
JS (pure JS, not jQuery here):
var dataStr = "data:text/json;charset=utf-8," + encodeURIComponent(JSON.stringify(storageObj)...
Access nested dictionary items via a list of keys?
...ure which I would like to access via a list of keys to address the correct item.
18 Answers
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JavaScript equivalent of PHP's in_array()
Is there a way in JavaScript to compare values from one array and see if it is in another array?
20 Answers
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How to compare a local git branch with its remote branch?
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To update remote-tracking branches, you need to type git fetch first and then :
git diff <masterbranch_path> <remotebranch_path>
You can git branch -a to list all branches (local and remote) then choose branch name from list (just remove remotes/ from remote branc...
How do I make a JAR from a .java file?
I was writing a simple program using a Java application (not application that has projects, but application within a project; .java ) that has a single frame. Both of the files are .java so I can't write a manifest needed by the JAR.
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How to open an elevated cmd using command line for Windows?
...en the CMD as administrator from CMD was doing the following:
Open CMD
Write powershell -Command "Start-Process cmd -Verb RunAs" and press Enter
A pop-up window will appear asking to open a CMD as administrator
share
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How to detect Ctrl+V, Ctrl+C using JavaScript?
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I just did this out of interest. I agree it's not the right thing to do, but I think it should be the op's decision... Also the code could easily be extended to add functionality, rather than take it away (like a more advanced clipboard, or Ctrl+s triggering a serve...
Unsupported major.minor version 52.0 [duplicate]
...ossibly because the jar was compiled in JDK 1.8, but you are trying to run it using a JDK 1.7 environment. The reported number is the required number, not the number you are using. To solve this, it's always better to have the JDK and JRE pointed to the same version.
In IntelliJ IDEA,
Go to Maven ...
What does “%” (percent) do in PowerShell?
It seems that the % operation starts script blocks after the pipeline, although about_Script_Blocks indicates the % isn't necessary.
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