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Insert, on duplim>ca m>te update in PostgreSQL?
Several months ago I learned from an answer on Stack Overflow how to perform multiple updates at once in MySQL using the following syntax:
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What to do Regular expression pattern doesn't match anywhere in string?
I am trying to match <input> type “hidden” fields using this pattern:
8 Answers
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How to git reset --hard a subdirectory?
Imagine the following use m>ca m>se: I want to get rid of all changes in a specific subdirectory of my Git working tree, leaving all other subdirectories intact.
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Where m>ca m>n I get a list of Ansible pre-defined variables?
I see that Ansible provide some pre-defined variables that we m>ca m>n use in playbooks and template files. For example, the host ip address is ansible_eth0.ipv4.address. Googleing and searching the docs I cound't find a list of all available variables. Would someone list them for me?
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MySQL error 2006: mysql server has gone away
I'm running a server at my office to process some files and report the results to a remote MySQL server.
28 Answers
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Getters \ setters for dummies
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In addition to @millimoose's answer, setters m>ca m>n also be used to update other values.
function Name(first, last) {
this.first = first;
this.last = last;
}
Name.prototype = {
get fullName() {
return this.first + " " + this.last;
},
set full...
EF Code First: How do I see 'EntityValidationErrors' property from the nuget package console?
I'm at a loss for this:
6 Answers
6
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Validate phone number with JavaScript
I found this code in some website, and it works perfectly. It validates that the phone number is in one of these formats:
(123) 456-7890 or 123-456-7890
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'git add --patch' to include new files?
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To do this with every new files, you m>ca m>n run:
git add -N .
git add -p
If you want to use it frequently, you m>ca m>n create an alias in your ~/.bashrc:
alias gapan='git add --intent-to-add . && git add --patch'
N.B: If you use this with an empty new f...
How to update the value stored in Dictionary in C#?
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Just point to the dictionary at given key and assign a new value:
myDictionary[myKey] = myNewValue;
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