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Is it possible to GROUP BY multiple columns using MySQL?
...erence of left to right is applied to the ascending order of the groupings and not the column group preference. GROUP BY applies col1+col2. e.g. col1 = 1, 2, 1, 2 | col2 = 1, 2, 3, 2 and running GROUP BY col1,col2 would return 1,1|1,3|2,2 as opposed to 1,1|2,2 as suggested. Whereas GROUP BY col2, co...
Are querystring parameters secure in HTTPS (HTTP + SSL)? [duplicate]
Do querystring parameters get encrypted in HTTPS when sent with a request?
4 Answers
4...
Maximum on http header values?
...ders size exceeds that limit.
Related question: How big can a user agent string get?
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Do I need to heartbeat to keep a TCP connection open?
...s that that communicate via TCP/IP. Component A acts as a server/listener and Component B is the client. The two should communicate as quickly as possible. There can only ever be one connection at any time (though that is aside to this question). A senior developer at my company has said I need ...
How do I check if a string contains another string in Objective-C?
How can I check if a string ( NSString ) contains another smaller string?
23 Answers
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Mapping many-to-many association table with extra column(s)
...ments java.io.Serializable{
private ACId id = new ACId();
private String extra;
public AC(){
}
public ACId getId() {
return id;
}
public void setId(ACId id) {
this.id = id;
}
public A getA(){
return getId().getA();
}
public C...
Downloading MySQL dump from command line
...he contents of a MySQL database. Is there a way I can do this from the command line?
13 Answers
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What are sessions? How do they work?
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@Gab是好人 REFERRER usually means an arbitrary string that the client sends in the "Referer" HTTP request header. It should contain the URL of the resource that, you know, referred the client to the current resource.
– Luke404
Aug 8 ...
performing HTTP requests with cURL (using PROXY)
...erver:port/
Then you can connect through proxy from (many) application.
And, as per comment below, for https:
export https_proxy=https://your.proxy.server:port/
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Send Email Intent
...."));
Update: According to marcwjj, it seems that on 4.3, we need to pass string array instead of a string for email address to make it work. We might need to add one more line:
intent.putExtra(Intent.EXTRA_EMAIL, addresses); // String[] addresses
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