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Ruby on Rails: How do I add a not null constraint to an existing column using a migration?
...'s comment?
– Mark
Dec 28 '17 at 16:10
@Mark I was talking about the answer, sorry for not being specific enough.
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How do I reword the very first git commit message?
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answered Jan 10 '14 at 15:48
florislaflorisla
7,51544 gold badges2626 silver badges3737 bronze badges
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Build android release apk on Phonegap 3.x CLI
...://iphonedevlog.wordpress.com/2013/08/16/using-phonegap-3-0-cli-on-mac-osx-10-to-build-ios-and-android-projects/), and the blogger who post it, because it put me on the track.
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How do I implement basic “Long Polling”?
...ves).
Here is a really basic example, which sends a simple string after 2-10 seconds. 1 in 3 chance of returning an error 404 (to show error handling in the coming Javascript example)
msgsrv.php
<?php
if(rand(1,3) == 1){
/* Fake an error */
header("HTTP/1.0 404 Not Found");
die();
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What does the KEY keyword mean?
...owLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\...
php 获取操作系统、浏览器版本信息（持续更新） - 更多技术 - 清泛网 - 专...
...se if (eregi('win', $agent) && eregi('nt 6.4', $agent)){
$os = 'Windows 10';
}
else if (eregi('win', $agent) && eregi('nt 10', $agent)){
$os = 'Windows 10';
}
//---------------------------------------
else if (eregi('win', $agent) && eregi('nt', $agent)){
$os = 'Windows NT';
}
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How can I convert a zero-terminated byte array to string?
I need to read [100]byte to transfer a bunch of string data.
13 Answers
13
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What is the difference between 'content' and 'text'
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Gary KerrGary Kerr
10.5k22 gold badges4343 silver badges4949 bronze badges
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Git number of commits per author on all branches
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ralphtheninjaralphtheninja
100k1919 gold badges9797 silver badges117117 bronze badges
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