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psycopg2: insert multiple rows with one query
... in case someone encounters the following error: [TypeError: sequence item 0: expected str instance, bytes found] run this command instead [args_str = ','.join(cur.mogrify("(%s,%s)", x).decode("utf-8") for x in tup)]
– mrt
Sep 3 '18 at 23:08
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When - and why - should you store data in the Windows Registry?
...ser settings are blown with each new revision installed.
Solution: Use the ITEM member to set connection strings at runtime, write code in an Installer class to change the App.Config during install and use the application settings as defaults if a user setting is not found.
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Asynchronous Process inside a javascript for loop [duplicate]
...rate since it creates its own function closure
someArray.forEach(function(item, i) {
asynchronousProcess(function(item) {
console.log(i);
});
});
Create Your Own Function Closure Using an IIFE
var j = 10;
for (var i = 0; i < j; i++) {
(function(cntr) {
// here the ...
How to add target=“_blank” to JavaScript window.location?
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var linkGo = function(item) {
$(item).on('click', function() {
var _$this = $(this);
var _urlBlank = _$this.attr("data-link");
var _urlTemp = _$this.attr("data-url");
if (_urlBlank === "_blank") {
...
Hide options in a select list using jQuery
... easiest thing to do is keep a cloned copy of the select before you remove items, this allows you to easily remove and then append the missing items back.
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Hidden features of HTML
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This prevents that awful "This Page Contains Both Secure and Non-Secure Items" error message in IE, keeping all your asset requests within the same protocol.
Caveat: When used on a <link> or @import for a stylesheet, IE7 and IE8 download the file twice. All other uses, however, are just fi...
val-mutable versus var-immutable in Scala
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The best way to answer this is with an example. Suppose we have some process simply collecting numbers for some reason. We wish to log these numbers, and will send the collection to another process to do this.
Of course, we ar...
Permanently adding a file path to sys.path in Python
...file. Of note about the path configuration file: no check is made that the item refers to a directory rather than a file. No item is added to sys.path more than once. Blank lines and lines beginning with # are skipped. Lines starting with import (followed by space or tab) are executed.
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Why does Chrome incorrectly determine page is in a different language and offer to translate?
...s pretty much no text on the page except for the owner's name and the menu items. Menu items are dynamically replaced with images by FLIR.
The HTML declares the page as US English:
<html xmlns="http://www.w3.org/1999/xhtml" dir="ltr" lang="en-US">
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Checkout one file from Subversion
... also be a dropdown menu labeled “checkout depth”. Choose “Only this item” or “Immediate children, including folders” depending on your requirement. Second option is recommended as, if you want to work on nested folder, you can directly proceed the next time otherwise you will have to fo...